#33831B
Closest named color: Dark Grass Green (#388004). oklch(54% 0.157 139.7), rgb(51, 131, 27).
Aa
White text reads best on this color (4.76:1).
About this color
#33831B is a medium-dark, vivid green. In OKLCH its lightness is 54%, its chroma 0.157 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grass Green (#388004), ΔE 0.011 away. White text reads best on it, at 4.76:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Dark Grass Green (#388004) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #33831B |
| RGB | rgb(51, 131, 27) |
| HSL | hsl(106, 66%, 31%) |
| OKLCH | oklch(54% 0.157 139.7) |
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 #33831B | 4.76:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #33831B | 4.40:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #33831B text on white | 4.76:1 | AA | Lc 72.7 | Content text, not long reading |
| #33831B text on black | 4.40:1 | AA large text | Lc -29.0 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C7
oklch(88.5% 0.04 139.4)
-
Step 300
300
#A9CCA1
oklch(80.8% 0.07 139.8)
-
Step 400
400
#7AB26D
oklch(70.7% 0.113 139.8)
-
Step 500
500
#569E44
oklch(63.1% 0.145 139.7)
-
Step 600
600 (this color)
#33831B
oklch(54% 0.157 139.7)
-
Step 700
700
#2A7313
oklch(49.1% 0.146 139.7)
-
Step 800
800
#245E14
oklch(42.7% 0.121 139.8)
-
Step 900
900
#234D18
oklch(37.7% 0.094 139.7)
-
Step 950
950
#152D10
oklch(26.9% 0.059 140.2)
#33831B 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) | #877702 | 0.104 |
| Deuteranopia (no green cones) | #7D7027 | 0.105 |
| Tritanopia (no blue cones) | #297E6F | 0.106 |
| Achromatopsia (no color) | #737373 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33831B
#33831B
oklch(54% 0.157 139.7)
- #954AA6
#954AA6
oklch(53.9% 0.157 319.9)
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 #33831B, closest first.
No curated palette has a color within ΔE 0.04 of #33831B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grass Green #388004 ΔE 0.011
- Tree Green #2A7E19 ΔE 0.018
- Forest Green #228B22 ΔE 0.023
- Green #008000 ΔE 0.029
- Emerald Green #028F1E ΔE 0.037
- Jungle Green #048243 ΔE 0.039
- Kelley Green #009337 ΔE 0.046
- Sap Green #5C8B15 ΔE 0.049
Use #33831B 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.