#313803
Closest named color: Dark Olive (#373E02). oklch(32.3% 0.072 117.4), rgb(49, 56, 3).
Aa
White text reads best on this color (12.37:1).
About this color
#313803 is a dark, moderately saturated brown. In OKLCH its lightness is 32%, its chroma 0.072 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.023 away. White text reads best on it, at 12.37:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.69:1 |
| White text | 12.37:1 |
Values
| HEX | #313803 |
| RGB | rgb(49, 56, 3) |
| HSL | hsl(68, 90%, 12%) |
| OKLCH | oklch(32.3% 0.072 117.4) |
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 #313803 | 12.37:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #313803 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #313803 text on white | 12.37:1 | AAA | Lc 98.1 | Preferred for body text |
| #313803 text on black | 1.69:1 | 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
#F5F7EE
oklch(97.2% 0.012 116.8)
-
Step 100
100
#E8ECDA
oklch(93.5% 0.024 117)
-
Step 200
200
#D6DEBB
oklch(88.5% 0.047 117.8)
-
Step 300
300
#BCC889
oklch(80.8% 0.085 117.1)
-
Step 400
400
#9AAB3C
oklch(70.6% 0.136 117.5)
-
Step 500
500
#839400
oklch(63.1% 0.146 117.6)
-
Step 600
600
#6E7C00
oklch(55.5% 0.128 117.3)
-
Step 700
700
#5C6800
oklch(49% 0.113 117.4)
-
Step 800
800
#4B5500
oklch(42.6% 0.098 117.3)
-
Step 900
900
#3E4700
oklch(37.7% 0.087 117.6)
-
Step 950
950 (this color)
#313803
oklch(32.3% 0.072 117.4)
#313803 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) | #3D3400 | 0.023 |
| Deuteranopia (no green cones) | #3C3507 | 0.023 |
| Tritanopia (no blue cones) | #35342E | 0.062 |
| Achromatopsia (no color) | #343434 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313803
#313803
oklch(32.3% 0.072 117.4)
- #382B53
#382B53
oklch(32.4% 0.07 297.3)
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 #313803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.023
- Pakistan Green #283618 ΔE 0.026
- Hunter Green #0B4008 ΔE 0.046
- Forrest Green #154406 ΔE 0.049
- Pine Green #0A481E ΔE 0.058
- Evergreen #05472A ΔE 0.060
- British Racing Green #05480D ΔE 0.061
- Racing Green #014600 ΔE 0.062
Use #313803 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.