#02241C
Closest named color: Jet (#212529). oklch(23.3% 0.042 173.7), rgb(2, 36, 28).
Aa
White text reads best on this color (16.51:1).
About this color
#02241C is a very dark, muted teal or cyan. In OKLCH its lightness is 23%, its chroma 0.042 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.050 away. White text reads best on it, at 16.51:1.
| Hue family | Teals and cyans |
| Lightness | very dark (23%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.27:1 |
| White text | 16.51:1 |
Values
| HEX | #02241C |
| RGB | rgb(2, 36, 28) |
| HSL | hsl(166, 89%, 7%) |
| OKLCH | oklch(23.3% 0.042 173.7) |
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 #02241C | 16.51:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #02241C | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #02241C text on white | 16.51:1 | AAA | Lc 103.3 | Preferred for body text |
| #02241C text on black | 1.27:1 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C7DFD7
oklch(88.4% 0.028 173.6)
-
Step 300
300
#A0CCBE
oklch(81% 0.05 173.6)
-
Step 400
400
#68B19C
oklch(70.6% 0.08 173.5)
-
Step 500
500
#359D84
oklch(63% 0.102 173.7)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#0C4D3F
oklch(37.7% 0.067 174.1)
-
Step 950
950 (this color)
#02241C
oklch(23.3% 0.042 173.7)
#02241C 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) | #22211C | 0.043 |
| Deuteranopia (no green cones) | #1E1D1D | 0.044 |
| Tritanopia (no blue cones) | #002522 | 0.011 |
| Achromatopsia (no color) | #1F1F1F | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02241C
#02241C
oklch(23.3% 0.042 173.7)
- #2D151F
#2D151F
oklch(23.4% 0.042 354.4)
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 #02241C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.050
- Rich Black #0D1B2A ΔE 0.051
- Dark #1B2431 ΔE 0.054
- Dark Forest Green #002D04 ΔE 0.056
- Very Dark Green #062E03 ΔE 0.060
- Oxford Blue #1B263B ΔE 0.069
- Rich Navy #001219 ΔE 0.072
- Dark Brown #341C02 ΔE 0.081
Use #02241C 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.