#031304
Closest named color: Almost Black (#070D0D). oklch(16.6% 0.041 145.2), rgb(3, 19, 4).
Aa
White text reads best on this color (19.11:1).
About this color
#031304 is a very dark, muted green. In OKLCH its lightness is 17%, its chroma 0.041 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.038 away. White text reads best on it, at 19.11:1.
| Hue family | Greens |
| Lightness | very dark (17%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.09:1 |
| White text | 19.11:1 |
Values
| HEX | #031304 |
| RGB | rgb(3, 19, 4) |
| HSL | hsl(124, 73%, 4%) |
| OKLCH | oklch(16.6% 0.041 145.2) |
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 #031304 | 19.11:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #031304 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #031304 text on white | 19.11:1 | AAA | Lc 105.4 | Preferred for body text |
| #031304 text on black | 1.09:1 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AEC9AE
oklch(80.8% 0.047 145.1)
-
Step 400
400
#82AE83
oklch(70.7% 0.078 145.3)
-
Step 500
500
#619964
oklch(63% 0.098 145.5)
-
Step 600
600
#47844A
oklch(55.7% 0.108 145)
-
Step 700
700
#386F3B
oklch(49% 0.1 145)
-
Step 800
800
#2F5B31
oklch(42.8% 0.084 144.9)
-
Step 900
900
#2A4B2C
oklch(37.8% 0.065 145.5)
-
Step 950
950 (this color)
#031304
oklch(16.6% 0.041 145.2)
#031304 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) | #131003 | 0.031 |
| Deuteranopia (no green cones) | #110F05 | 0.030 |
| Tritanopia (no blue cones) | #01120F | 0.025 |
| Achromatopsia (no color) | #0F0F0F | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031304
#031304
oklch(16.6% 0.041 145.2)
- #170818
#170818
oklch(16.6% 0.04 324.9)
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 #031304, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.038
- Rich Navy #001219 ΔE 0.046
- Very Dark Brown #1D0200 ΔE 0.080
- Rich Black #0D1B2A ΔE 0.080
- Dark Forest Green #002D04 ΔE 0.101
- Jet #212529 ΔE 0.106
- Very Dark Green #062E03 ΔE 0.106
- Dark Brown #341C02 ΔE 0.107
Use #031304 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.