#09251E
Closest named color: Jet (#212529). oklch(24.1% 0.036 173.9), rgb(9, 37, 30).
Aa
White text reads best on this color (16.21:1).
About this color
#09251E is a very dark, muted teal or cyan. In OKLCH its lightness is 24%, its chroma 0.036 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.041 away. White text reads best on it, at 16.21:1.
| Hue family | Teals and cyans |
| Lightness | very dark (24%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.29:1 |
| White text | 16.21:1 |
Values
| HEX | #09251E |
| RGB | rgb(9, 37, 30) |
| HSL | hsl(165, 61%, 9%) |
| OKLCH | oklch(24.1% 0.036 173.9) |
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 #09251E | 16.21:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #09251E | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #09251E text on white | 16.21:1 | AAA | Lc 103.1 | Preferred for body text |
| #09251E text on black | 1.29:1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A5CABE
oklch(80.9% 0.043 173.5)
-
Step 400
400
#72AF9D
oklch(70.7% 0.069 173.7)
-
Step 500
500
#489B85
oklch(63.1% 0.088 173.6)
-
Step 600
600
#21856F
oklch(55.5% 0.096 174.3)
-
Step 700
700
#10715D
oklch(49.2% 0.089 174.1)
-
Step 800
800
#145C4C
oklch(42.7% 0.074 174.1)
-
Step 900
900
#1A4B3F
oklch(37.6% 0.057 174.2)
-
Step 950
950 (this color)
#09251E
oklch(24.1% 0.036 173.9)
#09251E 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) | #24221E | 0.039 |
| Deuteranopia (no green cones) | #1F1F1F | 0.036 |
| Tritanopia (no blue cones) | #002523 | 0.012 |
| Achromatopsia (no color) | #202020 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #09251E
#09251E
oklch(24.1% 0.036 173.9)
- #2D1821
#2D1821
oklch(24.1% 0.037 353)
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 #09251E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.041
- Dark #1B2431 ΔE 0.047
- Rich Black #0D1B2A ΔE 0.051
- Dark Forest Green #002D04 ΔE 0.057
- Very Dark Green #062E03 ΔE 0.060
- Oxford Blue #1B263B ΔE 0.062
- Dark Brown #341C02 ΔE 0.076
- Rich Navy #001219 ΔE 0.077
Use #09251E 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.