#031500
Closest named color: Almost Black (#070D0D). oklch(17.2% 0.054 138.8), rgb(3, 21, 0).
Aa
White text reads best on this color (18.89:1).
About this color
#031500 is a very dark, muted green. In OKLCH its lightness is 17%, its chroma 0.054 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.053 away. White text reads best on it, at 18.89:1.
| Hue family | Greens |
| Lightness | very dark (17%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.11:1 |
| White text | 18.89:1 |
Values
| HEX | #031500 |
| RGB | rgb(3, 21, 0) |
| HSL | hsl(111, 100%, 4%) |
| OKLCH | oklch(17.2% 0.054 138.8) |
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 #031500 | 18.89:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #031500 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #031500 text on white | 18.89:1 | AAA | Lc 105.2 | Preferred for body text |
| #031500 text on black | 1.11:1 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CEDFC9
oklch(88.5% 0.035 138.6)
-
Step 300
300
#ACCBA3
oklch(80.9% 0.064 138.7)
-
Step 400
400
#7FB071
oklch(70.6% 0.103 138.9)
-
Step 500
500
#5E9C4B
oklch(63.1% 0.131 138.8)
-
Step 600
600
#42862C
oklch(55.6% 0.142 139)
-
Step 700
700
#34711E
oklch(49% 0.132 138.7)
-
Step 800
800
#2C5C1B
oklch(42.6% 0.109 138.6)
-
Step 900
900
#284C1D
oklch(37.7% 0.085 138.9)
-
Step 950
950 (this color)
#031500
oklch(17.2% 0.054 138.8)
#031500 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) | #161200 | 0.036 |
| Deuteranopia (no green cones) | #141001 | 0.037 |
| Tritanopia (no blue cones) | #021410 | 0.037 |
| Achromatopsia (no color) | #111111 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031500
#031500
oklch(17.2% 0.054 138.8)
- #1A071F
#1A071F
oklch(17.4% 0.054 318.9)
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 #031500, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.053
- Rich Navy #001219 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.088
- Very Dark Brown #1D0200 ΔE 0.088
- Dark Forest Green #002D04 ΔE 0.091
- Very Dark Green #062E03 ΔE 0.096
- Dark Brown #341C02 ΔE 0.104
- Jet #212529 ΔE 0.107
Use #031500 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.