#12201C
Closest named color: Rich Black (#0D1B2A). oklch(22.9% 0.021 174.5), rgb(18, 32, 28).
Aa
White text reads best on this color (16.81:1).
About this color
#12201C is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.039 away. White text reads best on it, at 16.81:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.24:1 |
| White text | 16.81:1 |
Values
| HEX | #12201C |
| RGB | rgb(18, 32, 28) |
| HSL | hsl(163, 28%, 10%) |
| OKLCH | oklch(22.9% 0.021 174.5) |
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 #12201C | 16.81:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #12201C | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #12201C text on white | 16.81:1 | AAA | Lc 103.7 | Preferred for body text |
| #12201C text on black | 1.24:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBE9
oklch(93.5% 0.007 174.4)
-
Step 200
200
#D0DCD8
oklch(88.4% 0.014 174.1)
-
Step 300
300
#B1C6BF
oklch(80.9% 0.025 173.7)
-
Step 400
400
#88A99F
oklch(70.7% 0.039 174.7)
-
Step 500
500
#699487
oklch(63.1% 0.051 173.9)
-
Step 600
600
#507E71
oklch(55.6% 0.055 174.5)
-
Step 700
700
#406A5F
oklch(49% 0.051 175.6)
-
Step 800
800
#35574D
oklch(42.7% 0.043 173.6)
-
Step 900
900
#2F4840
oklch(37.9% 0.034 172.4)
-
Step 950
950 (this color)
#12201C
oklch(22.9% 0.021 174.5)
#12201C 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) | #1F1E1C | 0.022 |
| Deuteranopia (no green cones) | #1D1D1C | 0.020 |
| Tritanopia (no blue cones) | #0E201F | 0.007 |
| Achromatopsia (no color) | #1D1D1D | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12201C
#12201C
oklch(22.9% 0.021 174.5)
- #25191D
#25191D
oklch(23% 0.02 357)
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 #12201C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.039
- Jet #212529 ΔE 0.039
- Dark #1B2431 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.061
- Rich Navy #001219 ΔE 0.064
- Dark Brown #341C02 ΔE 0.069
- Dark Forest Green #002D04 ΔE 0.072
- Very Dark Green #062E03 ΔE 0.074
Use #12201C 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.