#02180C
Closest named color: Rich Navy (#001219). oklch(18.6% 0.039 158), rgb(2, 24, 12).
Aa
White text reads best on this color (18.44:1).
About this color
#02180C is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.039 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.042 away. White text reads best on it, at 18.44:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.13:1 |
| White text | 18.44:1 |
Values
| HEX | #02180C |
| RGB | rgb(2, 24, 12) |
| HSL | hsl(147, 85%, 5%) |
| OKLCH | oklch(18.6% 0.039 158) |
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 #02180C | 18.44:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #02180C | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #02180C text on white | 18.44:1 | AAA | Lc 104.9 | Preferred for body text |
| #02180C text on black | 1.13:1 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD3
oklch(88.6% 0.026 158.1)
-
Step 300
300
#A8CAB5
oklch(80.8% 0.047 158.1)
-
Step 400
400
#79AF8F
oklch(70.7% 0.074 157.9)
-
Step 500
500
#539B73
oklch(63.1% 0.095 157.8)
-
Step 600
600
#34855C
oklch(55.5% 0.102 158.2)
-
Step 700
700
#25714B
oklch(49.1% 0.097 157.8)
-
Step 800
800
#215C3E
oklch(42.7% 0.079 158)
-
Step 900
900
#214B35
oklch(37.6% 0.061 158.6)
-
Step 950
950 (this color)
#02180C
oklch(18.6% 0.039 158)
#02180C 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) | #18150B | 0.037 |
| Deuteranopia (no green cones) | #15130D | 0.036 |
| Tritanopia (no blue cones) | #001815 | 0.017 |
| Achromatopsia (no color) | #141414 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02180C
#02180C
oklch(18.6% 0.039 158)
- #1E0B19
#1E0B19
oklch(18.5% 0.04 337.9)
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 #02180C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.042
- Almost Black #070D0D ΔE 0.046
- Rich Black #0D1B2A ΔE 0.063
- Dark Forest Green #002D04 ΔE 0.085
- Jet #212529 ΔE 0.086
- Dark #1B2431 ΔE 0.089
- Very Dark Brown #1D0200 ΔE 0.089
- Very Dark Green #062E03 ΔE 0.090
Use #02180C 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.