#04241F
Closest named color: Jet (#212529). oklch(23.5% 0.038 180.5), rgb(4, 36, 31).
Aa
White text reads best on this color (16.44:1).
About this color
#04241F is a very dark, muted teal or cyan. In OKLCH its lightness is 24%, its chroma 0.038 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.045 away. White text reads best on it, at 16.44:1.
| Hue family | Teals and cyans |
| Lightness | very dark (24%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.27:1 |
| White text | 16.44:1 |
Values
| HEX | #04241F |
| RGB | rgb(4, 36, 31) |
| HSL | hsl(171, 80%, 8%) |
| OKLCH | oklch(23.5% 0.038 180.5) |
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 #04241F | 16.44:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #04241F | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #04241F text on white | 16.44:1 | AAA | Lc 103.2 | Preferred for body text |
| #04241F 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
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C8DFDA
oklch(88.5% 0.025 181.2)
-
Step 300
300
#A1CBC2
oklch(80.9% 0.046 180.5)
-
Step 400
400
#6BB0A3
oklch(70.8% 0.073 180.8)
-
Step 500
500
#3B9C8C
oklch(63.1% 0.093 180.3)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#114C43
oklch(37.7% 0.061 180.4)
-
Step 950
950 (this color)
#04241F
oklch(23.5% 0.038 180.5)
#04241F 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) | #22211F | 0.041 |
| Deuteranopia (no green cones) | #1D1E1F | 0.038 |
| Tritanopia (no blue cones) | #002522 | 0.006 |
| Achromatopsia (no color) | #1F1F1F | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04241F
#04241F
oklch(23.5% 0.038 180.5)
- #2D161D
#2D161D
oklch(23.5% 0.039 0.9)
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 #04241F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.046
- Dark #1B2431 ΔE 0.048
- Dark Forest Green #002D04 ΔE 0.061
- Oxford Blue #1B263B ΔE 0.063
- Very Dark Green #062E03 ΔE 0.064
- Rich Navy #001219 ΔE 0.071
- Dark Brown #341C02 ΔE 0.081
Use #04241F 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.