#313C10
Closest named color: Dark Olive (#373E02). oklch(33.6% 0.067 122.1), rgb(49, 60, 16).
Aa
White text reads best on this color (11.76:1).
About this color
#313C10 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.067 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.016 away. White text reads best on it, at 11.76:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.78:1 |
| White text | 11.76:1 |
Values
| HEX | #313C10 |
| RGB | rgb(49, 60, 16) |
| HSL | hsl(75, 58%, 15%) |
| OKLCH | oklch(33.6% 0.067 122.1) |
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 #313C10 | 11.76:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #313C10 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #313C10 text on white | 11.76:1 | AAA | Lc 97.0 | Preferred for body text |
| #313C10 text on black | 1.78:1 | 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
#D6DCC8
oklch(88.4% 0.028 120.6)
-
Step 300
300
#BBC6A3
oklch(80.9% 0.049 121.7)
-
Step 400
400
#98A970
oklch(70.7% 0.081 122)
-
Step 500
500
#7F9349
oklch(63% 0.103 121.9)
-
Step 600
600
#687D2A
oklch(55.5% 0.111 122.2)
-
Step 700
700
#57691C
oklch(49% 0.103 121.8)
-
Step 800
800
#47561A
oklch(42.7% 0.086 122.1)
-
Step 900
900 (this color)
#313C10
oklch(33.6% 0.067 122.1)
-
Step 950
950
#232A11
oklch(27.1% 0.043 122.2)
#313C10 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) | #40380A | 0.027 |
| Deuteranopia (no green cones) | #3F3813 | 0.028 |
| Tritanopia (no blue cones) | #343933 | 0.055 |
| Achromatopsia (no color) | #383838 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313C10
#313C10
oklch(33.6% 0.067 122.1)
- #3D2E53
#3D2E53
oklch(33.6% 0.066 301.6)
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 #313C10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.016
- Pakistan Green #283618 ΔE 0.029
- Forrest Green #154406 ΔE 0.044
- Hunter Green #0B4008 ΔE 0.045
- Pine Green #0A481E ΔE 0.048
- Evergreen #05472A ΔE 0.049
- British Racing Green #05480D ΔE 0.055
- Racing Green #014600 ΔE 0.058
Use #313C10 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.