#031A0D
Closest named color: Rich Navy (#001219). oklch(19.4% 0.04 156.6), rgb(3, 26, 13).
Aa
White text reads best on this color (18.14:1).
About this color
#031A0D is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.040 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.047 away. White text reads best on it, at 18.14:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.040) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.15:1 |
| White text | 18.14:1 |
Values
| HEX | #031A0D |
| RGB | rgb(3, 26, 13) |
| HSL | hsl(146, 79%, 6%) |
| OKLCH | oklch(19.4% 0.04 156.6) |
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 #031A0D | 18.14:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #031A0D | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #031A0D text on white | 18.14:1 | AAA | Lc 104.7 | Preferred for body text |
| #031A0D text on black | 1.15:1 | 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
#CCDFD2
oklch(88.6% 0.027 155.9)
-
Step 300
300
#A8CAB4
oklch(80.8% 0.048 156.8)
-
Step 400
400
#78AF8D
oklch(70.6% 0.076 156.7)
-
Step 500
500
#529B71
oklch(63% 0.098 156.8)
-
Step 600
600
#338659
oklch(55.7% 0.107 156.4)
-
Step 700
700
#247149
oklch(49.1% 0.099 156.7)
-
Step 800
800
#205C3C
oklch(42.6% 0.082 156.7)
-
Step 900
900
#214C33
oklch(37.8% 0.065 155.9)
-
Step 950
950 (this color)
#031A0D
oklch(19.4% 0.04 156.6)
#031A0D 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) | #1A170C | 0.037 |
| Deuteranopia (no green cones) | #17150E | 0.036 |
| Tritanopia (no blue cones) | #001A17 | 0.019 |
| Achromatopsia (no color) | #161616 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031A0D
#031A0D
oklch(19.4% 0.04 156.6)
- #200D1B
#200D1B
oklch(19.4% 0.04 337.7)
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 #031A0D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.047
- Almost Black #070D0D ΔE 0.054
- Rich Black #0D1B2A ΔE 0.061
- Dark Forest Green #002D04 ΔE 0.078
- Jet #212529 ΔE 0.080
- Very Dark Green #062E03 ΔE 0.082
- Dark #1B2431 ΔE 0.083
- Dark Brown #341C02 ΔE 0.091
Use #031A0D 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.