#33771B
Closest named color: Tree Green (#2A7E19). oklch(50.6% 0.142 139), rgb(51, 119, 27).
Aa
White text reads best on this color (5.53:1).
About this color
#33771B is a medium-dark, vivid green. In OKLCH its lightness is 51%, its chroma 0.142 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.022 away. White text reads best on it, at 5.53:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.79:1 |
| White text | 5.53:1 |
Values
| HEX | #33771B |
| RGB | rgb(51, 119, 27) |
| HSL | hsl(104, 63%, 29%) |
| OKLCH | oklch(50.6% 0.142 139) |
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 #33771B | 5.53:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #33771B | 3.79:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #33771B text on white | 5.53:1 | AA | Lc 77.3 | Fine for body text |
| #33771B text on black | 3.79:1 | AA large text | Lc -24.4 | 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 700.
-
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
#CDE0C8
oklch(88.6% 0.038 139.2)
-
Step 300
300
#AACCA1
oklch(80.9% 0.07 139.2)
-
Step 400
400
#7CB16E
oklch(70.6% 0.11 139.2)
-
Step 500
500
#599D45
oklch(63.1% 0.141 139)
-
Step 600
600
#3D8723
oklch(55.5% 0.153 138.9)
-
Step 700
700 (this color)
#33771B
oklch(50.6% 0.142 139)
-
Step 800
800
#285D15
oklch(42.6% 0.117 138.8)
-
Step 900
900
#254D19
oklch(37.8% 0.092 139.1)
-
Step 950
950
#162D10
oklch(27% 0.058 139.5)
#33771B 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) | #7B6C08 | 0.094 |
| Deuteranopia (no green cones) | #726625 | 0.094 |
| Tritanopia (no blue cones) | #2C7365 | 0.096 |
| Achromatopsia (no color) | #686868 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33771B
#33771B
oklch(50.6% 0.142 139)
- #874597
#874597
oklch(50.6% 0.142 319.5)
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 #33771B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.022
- Dark Grass Green #388004 ΔE 0.032
- Green #008000 ΔE 0.039
- Jungle Green #048243 ΔE 0.042
- Dark Olive Green #556B2F ΔE 0.059
- Forest Green #228B22 ΔE 0.059
- Olive Green #677A04 ΔE 0.061
- Camo Green #526525 ΔE 0.065
Use #33771B 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.