#03251C
Closest named color: Jet (#212529). oklch(23.7% 0.043 171.5), rgb(3, 37, 28).
Aa
White text reads best on this color (16.33:1).
About this color
#03251C is a very dark, muted teal or cyan. In OKLCH its lightness is 24%, its chroma 0.043 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.049 away. White text reads best on it, at 16.33:1.
| Hue family | Teals and cyans |
| Lightness | very dark (24%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.28:1 |
| White text | 16.33:1 |
Values
| HEX | #03251C |
| RGB | rgb(3, 37, 28) |
| HSL | hsl(164, 85%, 8%) |
| OKLCH | oklch(23.7% 0.043 171.5) |
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 #03251C | 16.33:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #03251C | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #03251C text on white | 16.33:1 | AAA | Lc 103.1 | Preferred for body text |
| #03251C text on black | 1.28:1 | 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
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8E0D7
oklch(88.6% 0.028 171.1)
-
Step 300
300
#A0CCBC
oklch(80.9% 0.052 170.8)
-
Step 400
400
#69B19A
oklch(70.6% 0.081 171.4)
-
Step 500
500
#369E82
oklch(63.2% 0.104 171.6)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#0D4D3D
oklch(37.7% 0.068 171.4)
-
Step 950
950 (this color)
#03251C
oklch(23.7% 0.043 171.5)
#03251C 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) | #24221C | 0.045 |
| Deuteranopia (no green cones) | #1F1E1D | 0.044 |
| Tritanopia (no blue cones) | #002522 | 0.011 |
| Achromatopsia (no color) | #202020 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03251C
#03251C
oklch(23.7% 0.043 171.5)
- #2E1621
#2E1621
oklch(23.8% 0.042 351.9)
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 #03251C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.049
- Dark Forest Green #002D04 ΔE 0.053
- Dark #1B2431 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.054
- Very Dark Green #062E03 ΔE 0.057
- Oxford Blue #1B263B ΔE 0.069
- Rich Navy #001219 ΔE 0.076
- Dark Brown #341C02 ΔE 0.080
Use #03251C 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.