#031A12
Closest named color: Rich Navy (#001219). oklch(19.6% 0.035 167.9), rgb(3, 26, 18).
Aa
White text reads best on this color (18.09:1).
About this color
#031A12 is a very dark, muted green. In OKLCH its lightness is 20%, its chroma 0.035 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.041 away. White text reads best on it, at 18.09:1.
| Hue family | Greens |
| Lightness | very dark (20%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.16:1 |
| White text | 18.09:1 |
Values
| HEX | #031A12 |
| RGB | rgb(3, 26, 18) |
| HSL | hsl(159, 79%, 6%) |
| OKLCH | oklch(19.6% 0.035 167.9) |
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 #031A12 | 18.09:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #031A12 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #031A12 text on white | 18.09:1 | AAA | Lc 104.7 | Preferred for body text |
| #031A12 text on black | 1.16:1 | 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
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CCDED6
oklch(88.5% 0.022 167.4)
-
Step 300
300
#A8CABB
oklch(81% 0.042 166.8)
-
Step 400
400
#78AE99
oklch(70.7% 0.065 168.3)
-
Step 500
500
#529A80
oklch(63.2% 0.083 168.1)
-
Step 600
600
#328469
oklch(55.5% 0.09 168.1)
-
Step 700
700
#237057
oklch(49.1% 0.085 167.6)
-
Step 800
800
#1F5B47
oklch(42.6% 0.071 167.7)
-
Step 900
900
#204B3C
oklch(37.7% 0.055 168.1)
-
Step 950
950 (this color)
#031A12
oklch(19.6% 0.035 167.9)
#031A12 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) | #191712 | 0.035 |
| Deuteranopia (no green cones) | #161513 | 0.034 |
| Tritanopia (no blue cones) | #001A18 | 0.012 |
| Achromatopsia (no color) | #161616 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031A12
#031A12
oklch(19.6% 0.035 167.9)
- #200E18
#200E18
oklch(19.5% 0.035 346.4)
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 #031A12, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.041
- Almost Black #070D0D ΔE 0.051
- Rich Black #0D1B2A ΔE 0.052
- Jet #212529 ΔE 0.075
- Dark #1B2431 ΔE 0.076
- Dark Forest Green #002D04 ΔE 0.082
- Very Dark Green #062E03 ΔE 0.086
- Dark Brown #341C02 ΔE 0.091
Use #031A12 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.