#31521E
Closest named color: Navy Green (#35530A). oklch(40% 0.088 135.6), rgb(49, 82, 30).
Aa
White text reads best on this color (8.91:1).
About this color
#31521E is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.088 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.017 away. White text reads best on it, at 8.91:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #31521E |
| RGB | rgb(49, 82, 30) |
| HSL | hsl(98, 46%, 22%) |
| OKLCH | oklch(40% 0.088 135.6) |
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 #31521E | 8.91:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #31521E | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #31521E text on white | 8.91:1 | AAA | Lc 90.3 | Preferred for body text |
| #31521E text on black | 2.35:1 | Fails | Lc -12.0 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CFDFC7
oklch(88.5% 0.037 135)
-
Step 300
300
#AECBA0
oklch(80.9% 0.067 135.5)
-
Step 400
400
#83B06C
oklch(70.8% 0.106 135.6)
-
Step 500
500
#639B43
oklch(63.1% 0.134 135.6)
-
Step 600
600
#49851F
oklch(55.5% 0.146 135.5)
-
Step 700
700
#3A7110
oklch(49.2% 0.137 135.6)
-
Step 800
800
#305C12
oklch(42.7% 0.113 135.7)
-
Step 900
900 (this color)
#31521E
oklch(40% 0.088 135.6)
-
Step 950
950
#1A2C0F
oklch(26.9% 0.055 135)
#31521E 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) | #554B19 | 0.055 |
| Deuteranopia (no green cones) | #504922 | 0.054 |
| Tritanopia (no blue cones) | #304F47 | 0.064 |
| Achromatopsia (no color) | #4A4A4A | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31521E
#31521E
oklch(40% 0.088 135.6)
- #5A3768
#5A3768
oklch(40% 0.09 315.7)
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 #31521E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.017
- Pine #2B5D34 ΔE 0.037
- Forest #0B5509 ΔE 0.040
- Deep Green #02590F ΔE 0.044
- Spruce #0A5F38 ΔE 0.046
- Green Brown #544E03 ΔE 0.050
- Pine Green #0A481E ΔE 0.051
- Army Green #4B5D16 ΔE 0.053
Use #31521E 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.