#313A03
Closest named color: Dark Olive (#373E02). oklch(32.9% 0.075 119.2), rgb(49, 58, 3).
Aa
White text reads best on this color (12.08:1).
About this color
#313A03 is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.075 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.017 away. White text reads best on it, at 12.08:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.73:1 |
| White text | 12.08:1 |
Values
| HEX | #313A03 |
| RGB | rgb(49, 58, 3) |
| HSL | hsl(70, 90%, 12%) |
| OKLCH | oklch(32.9% 0.075 119.2) |
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 #313A03 | 12.08:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #313A03 | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #313A03 text on white | 12.08:1 | AAA | Lc 97.5 | Preferred for body text |
| #313A03 text on black | 1.73:1 | 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
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D6DCC6
oklch(88.4% 0.03 119.4)
-
Step 300
300
#BCC69E
oklch(80.8% 0.055 119.1)
-
Step 400
400
#9AA968
oklch(70.7% 0.09 119.3)
-
Step 500
500
#82933C
oklch(63.1% 0.114 119.1)
-
Step 600
600
#6C7D12
oklch(55.7% 0.125 119)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#495609
oklch(42.7% 0.096 119.6)
-
Step 900
900 (this color)
#313A03
oklch(32.9% 0.075 119.2)
-
Step 950
950
#242A0D
oklch(27.1% 0.048 119.4)
#313A03 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) | #3F3600 | 0.026 |
| Deuteranopia (no green cones) | #3E3608 | 0.027 |
| Tritanopia (no blue cones) | #353630 | 0.064 |
| Achromatopsia (no color) | #363636 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313A03
#313A03
oklch(32.9% 0.075 119.2)
- #3B2B56
#3B2B56
oklch(32.9% 0.076 299.4)
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 #313A03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.017
- Pakistan Green #283618 ΔE 0.030
- Hunter Green #0B4008 ΔE 0.043
- Forrest Green #154406 ΔE 0.044
- Pine Green #0A481E ΔE 0.052
- Evergreen #05472A ΔE 0.056
- British Racing Green #05480D ΔE 0.056
- Racing Green #014600 ΔE 0.057
Use #313A03 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.