#0D221F
Closest named color: Jet (#212529). oklch(23.3% 0.028 183.5), rgb(13, 34, 31).
Aa
White text reads best on this color (16.59:1).
About this color
#0D221F is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.038 away. White text reads best on it, at 16.59:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.26:1 |
| White text | 16.59:1 |
Values
| HEX | #0D221F |
| RGB | rgb(13, 34, 31) |
| HSL | hsl(171, 45%, 9%) |
| OKLCH | oklch(23.3% 0.028 183.5) |
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 #0D221F | 16.59:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #0D221F | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #0D221F text on white | 16.59:1 | AAA | Lc 103.5 | Preferred for body text |
| #0D221F text on black | 1.26:1 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#AAC8C3
oklch(80.9% 0.033 184.4)
-
Step 400
400
#7CACA4
oklch(70.8% 0.053 183.4)
-
Step 500
500
#58978E
oklch(63.1% 0.067 184.1)
-
Step 600
600
#3A8178
oklch(55.5% 0.073 184.3)
-
Step 700
700
#2C6D65
oklch(49% 0.067 184.3)
-
Step 800
800
#265952
oklch(42.7% 0.056 183.5)
-
Step 900
900
#244944
oklch(37.6% 0.044 184.3)
-
Step 950
950 (this color)
#0D221F
oklch(23.3% 0.028 183.5)
#0D221F 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) | #20201F | 0.029 |
| Deuteranopia (no green cones) | #1D1D1F | 0.029 |
| Tritanopia (no blue cones) | #052321 | 0.008 |
| Achromatopsia (no color) | #1E1E1E | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D221F
#0D221F
oklch(23.3% 0.028 183.5)
- #29181C
#29181C
oklch(23.3% 0.028 4.1)
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 #0D221F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.038
- Rich Black #0D1B2A ΔE 0.039
- Dark #1B2431 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.058
- Rich Navy #001219 ΔE 0.067
- Dark Forest Green #002D04 ΔE 0.069
- Very Dark Green #062E03 ΔE 0.071
- Dark Brown #341C02 ΔE 0.075
Use #0D221F 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.