#31402F
Closest named color: Charcoal Grey (#3C4142). oklch(35.3% 0.035 141.7), rgb(49, 64, 47).
Aa
White text reads best on this color (11.02:1).
About this color
#31402F is a dark, muted green. In OKLCH its lightness is 35%, its chroma 0.035 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.038 away. White text reads best on it, at 11.02:1.
| Hue family | Greens |
| Lightness | dark (35%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.90:1 |
| White text | 11.02:1 |
Values
| HEX | #31402F |
| RGB | rgb(49, 64, 47) |
| HSL | hsl(113, 15%, 22%) |
| OKLCH | oklch(35.3% 0.035 141.7) |
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 #31402F | 11.02:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #31402F | 1.90:1 | Fails | Lc 8.4 | Not readable |
| #31402F text on white | 11.02:1 | AAA | Lc 95.5 | Preferred for body text |
| #31402F text on black | 1.90:1 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D4DCD3
oklch(88.6% 0.015 142.2)
-
Step 300
300
#B8C5B6
oklch(80.9% 0.025 141.5)
-
Step 400
400
#92A88F
oklch(70.7% 0.043 141.8)
-
Step 500
500
#789274
oklch(63.1% 0.053 141.4)
-
Step 600
600
#607C5C
oklch(55.5% 0.058 141.5)
-
Step 700
700
#4F694C
oklch(49.1% 0.055 142.1)
-
Step 800
800
#41553E
oklch(42.6% 0.045 141.4)
-
Step 900
900 (this color)
#31402F
oklch(35.3% 0.035 141.7)
-
Step 950
950
#20291F
oklch(26.9% 0.022 142.3)
#31402F 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) | #413D2E | 0.026 |
| Deuteranopia (no green cones) | #3E3B30 | 0.026 |
| Tritanopia (no blue cones) | #303F3B | 0.022 |
| Achromatopsia (no color) | #3C3C3C | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31402F
#31402F
oklch(35.3% 0.035 141.7)
- #443546
#443546
oklch(35.2% 0.035 322.4)
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 #31402F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.038
- Onyx #343A40 ΔE 0.041
- Pakistan Green #283618 ΔE 0.046
- Evergreen #05472A ΔE 0.047
- Dark Olive #373E02 ΔE 0.049
- Charcoal #264653 ΔE 0.058
- Pine Green #0A481E ΔE 0.058
- Dark Teal #014D4E ΔE 0.060
Use #31402F 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.