#313D15
Closest named color: Dark Olive (#373E02). oklch(33.9% 0.063 123.7), rgb(49, 61, 21).
Aa
White text reads best on this color (11.60:1).
About this color
#313D15 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.063 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.018 away. White text reads best on it, at 11.60:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.80:1 |
| White text | 11.60:1 |
Values
| HEX | #313D15 |
| RGB | rgb(49, 61, 21) |
| HSL | hsl(78, 49%, 16%) |
| OKLCH | oklch(33.9% 0.063 123.7) |
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 #313D15 | 11.60:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #313D15 | 1.80:1 | Fails | Lc 0.0 | Not readable |
| #313D15 text on white | 11.60:1 | AAA | Lc 96.7 | Preferred for body text |
| #313D15 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E8ECE2
oklch(93.7% 0.014 124.6)
-
Step 200
200
#D5DCCA
oklch(88.4% 0.025 124.3)
-
Step 300
300
#BAC6A5
oklch(80.8% 0.047 123.7)
-
Step 400
400
#97A974
oklch(70.7% 0.076 123.6)
-
Step 500
500
#7D934F
oklch(63% 0.097 123.8)
-
Step 600
600
#677D32
oklch(55.5% 0.105 123.5)
-
Step 700
700
#556A24
oklch(49.2% 0.099 124.2)
-
Step 800
800
#46561F
oklch(42.6% 0.082 123.5)
-
Step 900
900 (this color)
#313D15
oklch(33.9% 0.063 123.7)
-
Step 950
950
#222A13
oklch(27% 0.041 124.8)
#313D15 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) | #413911 | 0.028 |
| Deuteranopia (no green cones) | #3F3918 | 0.028 |
| Tritanopia (no blue cones) | #333A34 | 0.051 |
| Achromatopsia (no color) | #393939 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313D15
#313D15
oklch(33.9% 0.063 123.7)
- #3F2F52
#3F2F52
oklch(33.9% 0.063 304.3)
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 #313D15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.018
- Pakistan Green #283618 ΔE 0.030
- Forrest Green #154406 ΔE 0.045
- Evergreen #05472A ΔE 0.046
- Pine Green #0A481E ΔE 0.047
- Hunter Green #0B4008 ΔE 0.047
- British Racing Green #05480D ΔE 0.055
- Darkgreen #054907 ΔE 0.059
Use #313D15 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.