#21130C
Closest named color: Dark Brown (#341C02). oklch(20.4% 0.027 47.3), rgb(33, 19, 12).
Aa
White text reads best on this color (18.05:1).
About this color
#21130C is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.058 away. White text reads best on it, at 18.05:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.16:1 |
| White text | 18.05:1 |
Values
| HEX | #21130C |
| RGB | rgb(33, 19, 12) |
| HSL | hsl(20, 47%, 9%) |
| OKLCH | oklch(20.4% 0.027 47.3) |
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 #21130C | 18.05:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #21130C | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #21130C text on white | 18.05:1 | AAA | Lc 104.7 | Preferred for body text |
| #21130C text on black | 1.16:1 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E4D6CF
oklch(88.5% 0.018 48.5)
-
Step 300
300
#D3BBAF
oklch(80.9% 0.032 48.3)
-
Step 400
400
#BC9886
oklch(70.8% 0.05 48)
-
Step 500
500
#AB7E67
oklch(63.2% 0.065 48.2)
-
Step 600
600
#96664F
oklch(55.5% 0.071 46.4)
-
Step 700
700
#805540
oklch(49.1% 0.066 46.8)
-
Step 800
800
#684635
oklch(42.8% 0.054 47.4)
-
Step 900
900
#553B2E
oklch(37.8% 0.043 47.6)
-
Step 950
950 (this color)
#21130C
oklch(20.4% 0.027 47.3)
#21130C 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) | #17140B | 0.022 |
| Deuteranopia (no green cones) | #1A170C | 0.020 |
| Tritanopia (no blue cones) | #241111 | 0.015 |
| Achromatopsia (no color) | #161616 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21130C
#21130C
oklch(20.4% 0.027 47.3)
- #081920
#081920
oklch(20.2% 0.027 227)
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 #21130C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.058
- Very Dark Brown #1D0200 ΔE 0.060
- Almost Black #070D0D ΔE 0.062
- Rich Black #0D1B2A ΔE 0.063
- Rich Navy #001219 ΔE 0.068
- Jet #212529 ΔE 0.069
- Dark Maroon #3C0008 ΔE 0.071
- Dark #1B2431 ΔE 0.076
Use #21130C 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.