#312423
Closest named color: Jet (#212529). oklch(27.5% 0.02 23.5), rgb(49, 36, 35).
Aa
White text reads best on this color (14.92:1).
About this color
#312423 is a dark close to neutral grey. In OKLCH its lightness is 28%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.031 away. White text reads best on it, at 14.92:1.
| Hue family | Neutrals |
| Lightness | dark (28%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.40:1 |
| White text | 14.92:1 |
Values
| HEX | #312423 |
| RGB | rgb(49, 36, 35) |
| HSL | hsl(4, 17%, 16%) |
| OKLCH | oklch(27.5% 0.02 23.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #312423 | 14.92:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #312423 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #312423 text on white | 14.92:1 | AAA | Lc 101.8 | Preferred for body text |
| #312423 text on black | 1.40:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E8
oklch(93.6% 0.007 17.3)
-
Step 200
200
#E2D6D5
oklch(88.5% 0.013 23.2)
-
Step 300
300
#D0BBB9
oklch(80.9% 0.024 24.2)
-
Step 400
400
#B79895
oklch(70.7% 0.037 24.6)
-
Step 500
500
#A57E7B
oklch(63% 0.049 23.6)
-
Step 600
600
#906765
oklch(55.5% 0.053 22.1)
-
Step 700
700
#7A5653
oklch(49.1% 0.048 24.3)
-
Step 800
800
#644644
oklch(42.7% 0.042 23.3)
-
Step 900
900
#513B3A
oklch(37.6% 0.031 21.6)
-
Step 950
950 (this color)
#312423
oklch(27.5% 0.02 23.5)
#312423 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #262623 | 0.022 |
| Deuteranopia (no green cones) | #292823 | 0.020 |
| Tritanopia (no blue cones) | #342324 | 0.007 |
| Achromatopsia (no color) | #272727 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312423
#312423
oklch(27.5% 0.02 23.5)
- #1C2B2C
#1C2B2C
oklch(27.6% 0.02 201.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #312423, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.031
- Dark #1B2431 ΔE 0.046
- Dark Brown #341C02 ΔE 0.047
- Chocolate Brown #411900 ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.056
- Gunmetal #293241 ΔE 0.059
- Pakistan Green #283618 ΔE 0.071
Use #312423 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.