#537D5B
Closest named color: Dark Sage (#598556). oklch(54.9% 0.07 149.6), rgb(83, 125, 91).
Aa
White text reads best on this color (4.71:1).
About this color
#537D5B is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.070 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.029 away. White text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.45:1 |
| White text | 4.71:1 |
Values
| HEX | #537D5B |
| RGB | rgb(83, 125, 91) |
| HSL | hsl(131, 20%, 41%) |
| OKLCH | oklch(54.9% 0.07 149.6) |
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 #537D5B | 4.71:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #537D5B | 4.45:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #537D5B text on white | 4.71:1 | AA | Lc 72.7 | Content text, not long reading |
| #537D5B text on black | 4.45:1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE7
oklch(93.7% 0.009 150.7)
-
Step 200
200
#D1DDD3
oklch(88.6% 0.019 150.5)
-
Step 300
300
#B3C7B6
oklch(81% 0.032 149.7)
-
Step 400
400
#8BAA90
oklch(70.7% 0.051 149.6)
-
Step 500
500
#6E9575
oklch(63.2% 0.064 149.7)
-
Step 600
600 (this color)
#537D5B
oklch(54.9% 0.07 149.6)
-
Step 700
700
#456B4D
oklch(49% 0.065 150.1)
-
Step 800
800
#39573F
oklch(42.6% 0.053 149.9)
-
Step 900
900
#314835
oklch(37.6% 0.043 149.3)
-
Step 950
950
#1D2A1F
oklch(26.9% 0.027 149)
#537D5B 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) | #7E7659 | 0.060 |
| Deuteranopia (no green cones) | #77725D | 0.057 |
| Tritanopia (no blue cones) | #4D7B74 | 0.040 |
| Achromatopsia (no color) | #737373 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #537D5B
#537D5B
oklch(54.9% 0.07 149.6)
- #896285
#896285
oklch(54.9% 0.071 330)
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 #537D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.029
- Military Green #667C3E ΔE 0.040
- Muddy Green #657432 ΔE 0.050
- Sea Green #2E8B57 ΔE 0.053
- Swamp #698339 ΔE 0.055
- Dark Moss Green #606C38 ΔE 0.056
- Slate Green #658D6D ΔE 0.056
- Viridian #1E9167 ΔE 0.063
Use #537D5B 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.