#333A3F color
The hex color #333A3F is a dark, grayish azure.
In the RGB color model it is made of 20% red, 22.7% green and 24.7% blue (51, 58, 63).
Its hue angle is 205°, with 11% saturation and 22% lightness. For print, the CMYK equivalent is 19% cyan, 8% magenta, 0% yellow and 75% black.
The closest named color is Tempest in a Teapot (#303A40), a difference of 1.4 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 11.55:1).
#333A3F color codes
| HEX | #333A3F | |
|---|---|---|
| RGB | rgb(51, 58, 63) | |
| RGB percent | rgb(20%, 22.7%, 24.7%) | |
| HSL | hsl(205, 11%, 22%) | |
| HSV / HSB | hsv(205, 19%, 25%) | |
| CMYK | cmyk(19%, 8%, 0%, 75%) | |
| CIE LAB | lab(23.96, -1.65, -4.09) | |
| CIE LCH | lch(23.96, 4.41, 247.96) | |
| CIE XYZ | xyz(3.775, 4.089, 5.292) | |
| Decimal | 3357247 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #333A3F, based on their position on the color wheel.
Complementary
The color opposite on the color wheel (180°). Strongest contrast.
Analogous
Neighbors 30° either side. Calm, natural combinations.
Split complementary
The two colors next to the complement (150° and 210°).
Triadic
Three colors evenly spaced, 120° apart.
Tetradic (square)
Four colors 90° apart.
Shades, tints and tones
Shades (darker, mixed with black)
Tints (lighter, mixed with white)
Tones (mixed with gray)
Contrast and accessibility
| Text on #333A3F | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.82:1 | Fail | Fail | Fail |
| Sample text | 11.55:1 | Pass | Pass | Pass |
| #333A3F as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 11.55:1 | Pass | Pass | Pass |
| Sample text | 1.82:1 | Fail | Fail | Fail |
WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.
Color blindness simulation
How #333A3F looks to people with the most common types of color vision deficiency.
#383a3fProtanopia
no red cones#36383fDeuteranopia
no green cones#303b3cTritanopia
no blue cones#393939Achromatopsia
no color vision
CSS examples
.background { background-color: #333a3f; }
.text { color: #333a3f; }
.border { border: 2px solid #333a3f; }
.transparent { background-color: rgb(51 58 63 / 50%); }
.gradient { background: linear-gradient(to right, #333a3f, #33343f); }
Similar colors
#303a40Tempest in a Teapot#363b43Do Not Disturb#2a3439Gunmetal#36383cVulcan#37393eArtist’s Charcoal#3b3f40Tamahagane#293135Nightmare Fuel#353838Wet Concrete
Questions
- What color is #333A3F?
- #333A3F is a dark, grayish azure, closest to the named color Tempest in a Teapot. It belongs to the gray family of colors.
- What is the RGB value of #333A3F?
- The RGB value is 51, 58, 63: 51 red, 58 green and 63 blue on a 0 to 255 scale.
- What is the complementary color of #333A3F?
- The complementary color is #3F3833, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #333A3F?
- White text. Black text has a contrast ratio of 1.82:1 and white text 11.55:1. WCAG asks for at least 4.5:1 for normal text.