#537320
Closest named color: Dark Olive Green (#556B2F). oklch(51.3% 0.116 128.3), rgb(83, 115, 32).
Aa
White text reads best on this color (5.46:1).
About this color
#537320 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.116 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.032 away. White text reads best on it, at 5.46:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #537320 |
| RGB | rgb(83, 115, 32) |
| HSL | hsl(83, 56%, 29%) |
| OKLCH | oklch(51.3% 0.116 128.3) |
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 #537320 | 5.46:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #537320 | 3.84:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #537320 text on white | 5.46:1 | AA | Lc 77.2 | Fine for body text |
| #537320 text on black | 3.84:1 | AA large text | Lc -24.6 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D3DDC8
oklch(88.4% 0.03 127.9)
-
Step 300
300
#B6C8A2
oklch(80.9% 0.056 128.3)
-
Step 400
400
#90AC6F
oklch(70.8% 0.09 128.5)
-
Step 500
500
#759647
oklch(63% 0.113 128.1)
-
Step 600
600
#5D8126
oklch(55.7% 0.125 128.6)
-
Step 700
700 (this color)
#537320
oklch(51.3% 0.116 128.3)
-
Step 800
800
#3F5817
oklch(42.6% 0.095 128.2)
-
Step 900
900
#36491A
oklch(37.8% 0.075 128)
-
Step 950
950
#1F2B10
oklch(27% 0.048 129)
#537320 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) | #796B13 | 0.057 |
| Deuteranopia (no green cones) | #746927 | 0.057 |
| Tritanopia (no blue cones) | #566E62 | 0.090 |
| Achromatopsia (no color) | #696969 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #537320
#537320
oklch(51.3% 0.116 128.3)
- #7A5399
#7A5399
oklch(51.4% 0.115 308.6)
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 #537320, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.032
- Muddy Green #657432 ΔE 0.033
- Olive Green #677A04 ΔE 0.038
- Mud Green #606602 ΔE 0.038
- Browny Green #6F6C0A ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.042
- Murky Green #6C7A0E ΔE 0.043
- Brown Green #706C11 ΔE 0.043
Use #537320 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.