#538037
Closest named color: Military Green (#667C3E). oklch(55% 0.115 134.9), rgb(83, 128, 55).
Aa
White text reads best on this color (4.65:1).
About this color
#538037 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.115 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.029 away. White text reads best on it, at 4.65:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.51:1 |
| White text | 4.65:1 |
Values
| HEX | #538037 |
| RGB | rgb(83, 128, 55) |
| HSL | hsl(97, 40%, 36%) |
| OKLCH | oklch(55% 0.115 134.9) |
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 #538037 | 4.65:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #538037 | 4.51:1 | AA | Lc 31.9 | Non-text elements, placeholder text |
| #538037 text on white | 4.65:1 | AA | Lc 72.2 | Content text, not long reading |
| #538037 text on black | 4.51:1 | AA | Lc -29.5 | 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
#F3F6F2
oklch(97% 0.006 137.8)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D1DECB
oklch(88.6% 0.029 135.6)
-
Step 300
300
#B3C9A7
oklch(81% 0.052 134.5)
-
Step 400
400
#8AAC78
oklch(70.6% 0.082 135.1)
-
Step 500
500
#6D9855
oklch(63.2% 0.106 135.1)
-
Step 600
600 (this color)
#538037
oklch(55% 0.115 134.9)
-
Step 700
700
#456E2B
oklch(49.2% 0.107 135)
-
Step 800
800
#395925
oklch(42.6% 0.087 134.9)
-
Step 900
900
#314A23
oklch(37.8% 0.069 135.3)
-
Step 950
950
#1D2B15
oklch(27% 0.043 134.9)
#538037 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) | #847730 | 0.069 |
| Deuteranopia (no green cones) | #7E733C | 0.070 |
| Tritanopia (no blue cones) | #527B70 | 0.084 |
| Achromatopsia (no color) | #747474 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #538037
#538037
oklch(55% 0.115 134.9)
- #8A5B9F
#8A5B9F
oklch(54.9% 0.115 314.8)
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 #538037, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.029
- Swamp #698339 ΔE 0.030
- Olive Green #677A04 ΔE 0.035
- Murky Green #6C7A0E ΔE 0.037
- Fern Green #548D44 ΔE 0.038
- Dark Sage #598556 ΔE 0.039
- Muddy Green #657432 ΔE 0.039
- Moss Green #658B38 ΔE 0.042
Use #538037 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.