#23231A
Closest named color: Jet (#212529). oklch(25.3% 0.016 107.5), rgb(35, 35, 26).
Aa
White text reads best on this color (15.82:1).
About this color
#23231A is a dark close to neutral grey. In OKLCH its lightness is 25%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.026 away. White text reads best on it, at 15.82:1.
| Hue family | Neutrals |
| Lightness | dark (25%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.32:1 |
| White text | 15.82:1 |
Values
| HEX | #23231A |
| RGB | rgb(35, 35, 26) |
| HSL | hsl(60, 15%, 12%) |
| OKLCH | oklch(25.3% 0.016 107.5) |
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 #23231A | 15.82:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #23231A | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #23231A text on white | 15.82:1 | AAA | Lc 102.8 | Preferred for body text |
| #23231A text on black | 1.32:1 | 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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#DADAD2
oklch(88.6% 0.011 106.6)
-
Step 300
300
#C1C2B4
oklch(80.9% 0.019 110.1)
-
Step 400
400
#A2A28C
oklch(70.6% 0.031 107.2)
-
Step 500
500
#8C8C70
oklch(63.2% 0.04 107.5)
-
Step 600
600
#767558
oklch(55.5% 0.043 106.1)
-
Step 700
700
#636348
oklch(49.2% 0.041 107.8)
-
Step 800
800
#51503C
oklch(42.6% 0.031 105.3)
-
Step 900
900
#434333
oklch(37.8% 0.026 107.6)
-
Step 950
950 (this color)
#23231A
oklch(25.3% 0.016 107.5)
#23231A 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) | #252219 | 0.005 |
| Deuteranopia (no green cones) | #25231A | 0.004 |
| Tritanopia (no blue cones) | #242221 | 0.015 |
| Achromatopsia (no color) | #222222 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23231A
#23231A
oklch(25.3% 0.016 107.5)
- #22212A
#22212A
oklch(25.3% 0.017 290.2)
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 #23231A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.026
- Dark #1B2431 ΔE 0.043
- Dark Brown #341C02 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.060
- Rich Black #0D1B2A ΔE 0.061
- Chocolate Brown #411900 ΔE 0.067
- Pakistan Green #283618 ΔE 0.070
- Very Dark Green #062E03 ΔE 0.070
Use #23231A 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.