#12201B
Closest named color: Jet (#212529). oklch(22.9% 0.022 170), rgb(18, 32, 27).
Aa
White text reads best on this color (16.82:1).
About this color
#12201B is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.040 away. White text reads best on it, at 16.82:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.24:1 |
| White text | 16.82:1 |
Values
| HEX | #12201B |
| RGB | rgb(18, 32, 27) |
| HSL | hsl(159, 28%, 10%) |
| OKLCH | oklch(22.9% 0.022 170) |
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 #12201B | 16.82:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #12201B | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #12201B text on white | 16.82:1 | AAA | Lc 103.7 | Preferred for body text |
| #12201B 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
#B1C6BE
oklch(80.8% 0.025 170.8)
-
Step 400
400
#88A99D
oklch(70.7% 0.04 171)
-
Step 500
500
#699484
oklch(63% 0.053 169.5)
-
Step 600
600
#507E6E
oklch(55.5% 0.057 170.2)
-
Step 700
700
#406B5C
oklch(49.2% 0.054 169.8)
-
Step 800
800
#35574B
oklch(42.7% 0.045 169.8)
-
Step 900
900
#2F483F
oklch(37.8% 0.035 170)
-
Step 950
950 (this color)
#12201B
oklch(22.9% 0.022 170)
#12201B 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) | #1F1E1B | 0.022 |
| Deuteranopia (no green cones) | #1D1C1B | 0.023 |
| Tritanopia (no blue cones) | #0E201F | 0.009 |
| Achromatopsia (no color) | #1D1D1D | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12201B
#12201B
oklch(22.9% 0.022 170)
- #25181E
#25181E
oklch(22.8% 0.023 349.8)
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 #12201B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.040
- Rich Black #0D1B2A ΔE 0.040
- Dark #1B2431 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.063
- Rich Navy #001219 ΔE 0.065
- Dark Brown #341C02 ΔE 0.068
- Dark Forest Green #002D04 ΔE 0.071
- Very Dark Green #062E03 ΔE 0.073
Use #12201B 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.