#313D10
Closest named color: Dark Olive (#373E02). oklch(33.8% 0.068 122.9), rgb(49, 61, 16).
Aa
White text reads best on this color (11.63:1).
About this color
#313D10 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.068 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.014 away. White text reads best on it, at 11.63:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.80:1 |
| White text | 11.63:1 |
Values
| HEX | #313D10 |
| RGB | rgb(49, 61, 16) |
| HSL | hsl(76, 58%, 15%) |
| OKLCH | oklch(33.8% 0.068 122.9) |
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 #313D10 | 11.63:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #313D10 | 1.80:1 | Fails | Lc 0.0 | Not readable |
| #313D10 text on white | 11.63:1 | AAA | Lc 96.7 | Preferred for body text |
| #313D10 text on black | 1.80:1 | 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 900.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D5DDC8
oklch(88.6% 0.03 124)
-
Step 300
300
#BAC7A2
oklch(81% 0.052 123.3)
-
Step 400
400
#97A96F
oklch(70.6% 0.082 122.5)
-
Step 500
500
#7E9448
oklch(63.2% 0.105 122.8)
-
Step 600
600
#677E28
oklch(55.7% 0.115 123)
-
Step 700
700
#566A1A
oklch(49.1% 0.106 122.7)
-
Step 800
800
#465619
oklch(42.6% 0.087 122.8)
-
Step 900
900 (this color)
#313D10
oklch(33.8% 0.068 122.9)
-
Step 950
950
#222A11
oklch(27% 0.044 123.9)
#313D10 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) | #41390A | 0.028 |
| Deuteranopia (no green cones) | #3F3913 | 0.027 |
| Tritanopia (no blue cones) | #343A34 | 0.057 |
| Achromatopsia (no color) | #393939 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313D10
#313D10
oklch(33.8% 0.068 122.9)
- #3F2E55
#3F2E55
oklch(33.9% 0.069 303)
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 #313D10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.014
- Pakistan Green #283618 ΔE 0.032
- Forrest Green #154406 ΔE 0.042
- Hunter Green #0B4008 ΔE 0.044
- Pine Green #0A481E ΔE 0.046
- Evergreen #05472A ΔE 0.047
- British Racing Green #05480D ΔE 0.053
- Racing Green #014600 ΔE 0.056
Use #313D10 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.