#537D33
Closest named color: Military Green (#667C3E). oklch(54.2% 0.114 133.6), rgb(83, 125, 51).
Aa
White text reads best on this color (4.82:1).
About this color
#537D33 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.114 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.030 away. White text reads best on it, at 4.82:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.34:1 |
| White text | 4.82:1 |
Values
| HEX | #537D33 |
| RGB | rgb(83, 125, 51) |
| HSL | hsl(94, 42%, 35%) |
| OKLCH | oklch(54.2% 0.114 133.6) |
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 #537D33 | 4.82:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #537D33 | 4.34:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #537D33 text on white | 4.82:1 | AA | Lc 73.4 | Content text, not long reading |
| #537D33 text on black | 4.34:1 | AA large text | Lc -28.3 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D2DECB
oklch(88.6% 0.029 133.7)
-
Step 300
300
#B4C8A7
oklch(80.9% 0.05 133.1)
-
Step 400
400
#8CAC77
oklch(70.7% 0.082 133.5)
-
Step 500
500
#6F9754
oklch(63% 0.104 133.8)
-
Step 600
600 (this color)
#537D33
oklch(54.2% 0.114 133.6)
-
Step 700
700
#476D2A
oklch(49% 0.105 133.7)
-
Step 800
800
#3B5924
oklch(42.7% 0.087 133.4)
-
Step 900
900
#324922
oklch(37.6% 0.068 133.8)
-
Step 950
950
#1E2B15
oklch(27% 0.042 133.5)
#537D33 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) | #82742B | 0.068 |
| Deuteranopia (no green cones) | #7C7138 | 0.067 |
| Tritanopia (no blue cones) | #53786D | 0.085 |
| Achromatopsia (no color) | #727272 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #537D33
#537D33
oklch(54.2% 0.114 133.6)
- #87599E
#87599E
oklch(54.1% 0.116 313.7)
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 #537D33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.030
- Olive Green #677A04 ΔE 0.032
- Muddy Green #657432 ΔE 0.034
- Murky Green #6C7A0E ΔE 0.035
- Swamp #698339 ΔE 0.036
- Dark Sage #598556 ΔE 0.044
- Fern Green #548D44 ΔE 0.047
- Dark Grass Green #388004 ΔE 0.047
Use #537D33 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.