#09180D
Closest named color: Rich Navy (#001219). oklch(19.1% 0.031 151.3), rgb(9, 24, 13).
Aa
White text reads best on this color (18.29:1).
About this color
#09180D is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.031 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.043 away. White text reads best on it, at 18.29:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.14:1 |
| White text | 18.29:1 |
Values
| HEX | #09180D |
| RGB | rgb(9, 24, 13) |
| HSL | hsl(136, 45%, 6%) |
| OKLCH | oklch(19.1% 0.031 151.3) |
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 #09180D | 18.29:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #09180D | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #09180D text on white | 18.29:1 | AAA | Lc 104.9 | Preferred for body text |
| #09180D text on black | 1.14:1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#D0DDD3
oklch(88.5% 0.019 152.8)
-
Step 300
300
#B0C8B5
oklch(80.9% 0.037 151.6)
-
Step 400
400
#87AB8F
oklch(70.7% 0.056 151.5)
-
Step 500
500
#689773
oklch(63.2% 0.074 151.1)
-
Step 600
600
#4E815B
oklch(55.6% 0.081 151.2)
-
Step 700
700
#3F6D4B
oklch(49.2% 0.075 151.2)
-
Step 800
800
#34593E
oklch(42.8% 0.062 151.7)
-
Step 900
900
#2E4934
oklch(37.7% 0.049 150.5)
-
Step 950
950 (this color)
#09180D
oklch(19.1% 0.031 151.3)
#09180D 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) | #18160C | 0.026 |
| Deuteranopia (no green cones) | #16140E | 0.027 |
| Tritanopia (no blue cones) | #071815 | 0.015 |
| Achromatopsia (no color) | #151515 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #09180D
#09180D
oklch(19.1% 0.031 151.3)
- #1C0F1A
#1C0F1A
oklch(19.2% 0.03 332.3)
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 #09180D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.043
- Almost Black #070D0D ΔE 0.046
- Rich Black #0D1B2A ΔE 0.057
- Jet #212529 ΔE 0.078
- Dark #1B2431 ΔE 0.081
- Very Dark Brown #1D0200 ΔE 0.083
- Dark Forest Green #002D04 ΔE 0.085
- Dark Brown #341C02 ΔE 0.087
Use #09180D 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.