#313F1E
Closest named color: Dark Olive (#373E02). oklch(34.6% 0.056 127.9), rgb(49, 63, 30).
Aa
White text reads best on this color (11.28:1).
About this color
#313F1E is a dark, muted green. In OKLCH its lightness is 35%, its chroma 0.056 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.025 away. White text reads best on it, at 11.28:1.
| Hue family | Greens |
| Lightness | dark (35%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.86:1 |
| White text | 11.28:1 |
Values
| HEX | #313F1E |
| RGB | rgb(49, 63, 30) |
| HSL | hsl(85, 35%, 18%) |
| OKLCH | oklch(34.6% 0.056 127.9) |
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 #313F1E | 11.28:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #313F1E | 1.86:1 | Fails | Lc 7.9 | Not readable |
| #313F1E text on white | 11.28:1 | AAA | Lc 96.0 | Preferred for body text |
| #313F1E text on black | 1.86:1 | 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
#E7EBE3
oklch(93.5% 0.011 128.6)
-
Step 200
200
#D5DCCC
oklch(88.5% 0.023 126.3)
-
Step 300
300
#B9C6AA
oklch(80.9% 0.041 127.7)
-
Step 400
400
#94A97C
oklch(70.7% 0.067 128.3)
-
Step 500
500
#7A945A
oklch(63.2% 0.087 128.3)
-
Step 600
600
#637E3F
oklch(55.7% 0.095 128.2)
-
Step 700
700
#526A31
oklch(49.1% 0.087 128.1)
-
Step 800
800
#435629
oklch(42.6% 0.072 128)
-
Step 900
900 (this color)
#313F1E
oklch(34.6% 0.056 127.9)
-
Step 950
950
#212A17
oklch(27% 0.036 129.2)
#313F1E 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) | #423B1B | 0.029 |
| Deuteranopia (no green cones) | #403A20 | 0.030 |
| Tritanopia (no blue cones) | #323C37 | 0.044 |
| Achromatopsia (no color) | #3A3A3A | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #313F1E
#313F1E
oklch(34.6% 0.056 127.9)
- #423150
#423150
oklch(34.6% 0.057 308.8)
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 #313F1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.025
- Pakistan Green #283618 ΔE 0.034
- Evergreen #05472A ΔE 0.042
- Pine Green #0A481E ΔE 0.046
- Forrest Green #154406 ΔE 0.049
- Hunter Green #0B4008 ΔE 0.052
- British Racing Green #05480D ΔE 0.057
- Charcoal Grey #3C4142 ΔE 0.061
Use #313F1E 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.