#537F30
Closest named color: Olive Green (#677A04). oklch(54.6% 0.12 133.5), rgb(83, 127, 48).
Aa
White text reads best on this color (4.72:1).
About this color
#537F30 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.120 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.030 away. White text reads best on it, at 4.72:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.44:1 |
| White text | 4.72:1 |
Values
| HEX | #537F30 |
| RGB | rgb(83, 127, 48) |
| HSL | hsl(93, 45%, 34%) |
| OKLCH | oklch(54.6% 0.12 133.5) |
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 #537F30 | 4.72:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #537F30 | 4.44:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #537F30 text on white | 4.72:1 | AA | Lc 72.7 | Content text, not long reading |
| #537F30 text on black | 4.44:1 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D1DECA
oklch(88.5% 0.03 134.4)
-
Step 300
300
#B3C9A5
oklch(81% 0.055 133.3)
-
Step 400
400
#8BAD75
oklch(70.8% 0.087 133.6)
-
Step 500
500
#6E9850
oklch(63.2% 0.111 133.5)
-
Step 600
600 (this color)
#537F30
oklch(54.6% 0.12 133.5)
-
Step 700
700
#466E25
oklch(49.2% 0.112 133.4)
-
Step 800
800
#3A5921
oklch(42.6% 0.091 133.2)
-
Step 900
900
#324A20
oklch(37.8% 0.072 133.4)
-
Step 950
950
#1D2B13
oklch(26.9% 0.046 133.4)
#537F30 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) | #847627 | 0.070 |
| Deuteranopia (no green cones) | #7E7236 | 0.071 |
| Tritanopia (no blue cones) | #537A6E | 0.089 |
| Achromatopsia (no color) | #737373 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #537F30
#537F30
oklch(54.6% 0.12 133.5)
- #8959A1
#8959A1
oklch(54.5% 0.12 313.6)
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 #537F30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.030
- Military Green #667C3E ΔE 0.033
- Swamp #698339 ΔE 0.034
- Murky Green #6C7A0E ΔE 0.034
- Muddy Green #657432 ΔE 0.039
- Fern Green #548D44 ΔE 0.042
- Dark Grass Green #388004 ΔE 0.043
- Moss Green #658B38 ΔE 0.044
Use #537F30 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.