#313900
Closest named color: Dark Olive (#373E02). oklch(32.6% 0.076 118.1), rgb(49, 57, 0).
Aa
White text reads best on this color (12.23:1).
About this color
#313900 is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.076 and its hue 118°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.020 away. White text reads best on it, at 12.23:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #313900 |
| RGB | rgb(49, 57, 0) |
| HSL | hsl(68, 100%, 11%) |
| OKLCH | oklch(32.6% 0.076 118.1) |
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 #313900 | 12.23:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #313900 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #313900 text on white | 12.23:1 | AAA | Lc 97.8 | Preferred for body text |
| #313900 text on black | 1.71:1 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E8ECDF
oklch(93.6% 0.018 120.7)
-
Step 200
200
#D7DCC5
oklch(88.4% 0.031 117)
-
Step 300
300
#BDC69D
oklch(80.9% 0.056 117.7)
-
Step 400
400
#9BA966
oklch(70.8% 0.092 118.4)
-
Step 500
500
#839339
oklch(63.2% 0.117 118.4)
-
Step 600
600
#6D7C0A
oklch(55.5% 0.126 118)
-
Step 700
700
#5B6900
oklch(49.2% 0.115 118.5)
-
Step 800
800
#4A5604
oklch(42.8% 0.098 118.7)
-
Step 900
900 (this color)
#313900
oklch(32.6% 0.076 118.1)
-
Step 950
950
#242A0C
oklch(27.1% 0.049 119.3)
#313900 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) | #3E3500 | 0.026 |
| Deuteranopia (no green cones) | #3D3505 | 0.026 |
| Tritanopia (no blue cones) | #35352F | 0.066 |
| Achromatopsia (no color) | #353535 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313900
#313900
oklch(32.6% 0.076 118.1)
- #392A56
#392A56
oklch(32.5% 0.077 297.7)
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 #313900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.020
- Pakistan Green #283618 ΔE 0.030
- Hunter Green #0B4008 ΔE 0.044
- Forrest Green #154406 ΔE 0.045
- Pine Green #0A481E ΔE 0.055
- British Racing Green #05480D ΔE 0.058
- Racing Green #014600 ΔE 0.058
- Evergreen #05472A ΔE 0.059
Use #313900 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.