#437B52
Closest named color: Dark Sage (#598556). oklch(53.3% 0.088 151.1), rgb(67, 123, 82).
Aa
White text reads best on this color (5.00:1).
About this color
#437B52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.088 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.041 away. White text reads best on it, at 5.00:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #437B52 |
| RGB | rgb(67, 123, 82) |
| HSL | hsl(136, 29%, 37%) |
| OKLCH | oklch(53.3% 0.088 151.1) |
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 #437B52 | 5.00:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #437B52 | 4.19:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #437B52 text on white | 5.00:1 | AA | Lc 74.5 | Content text, not long reading |
| #437B52 text on black | 4.19:1 | AA large text | Lc -27.2 | 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
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#CFDDD2
oklch(88.4% 0.021 152.2)
-
Step 300
300
#AFC8B4
oklch(80.8% 0.039 151.3)
-
Step 400
400
#84AC8D
oklch(70.6% 0.062 151.4)
-
Step 500
500
#649870
oklch(63.2% 0.082 150.8)
-
Step 600
600 (this color)
#437B52
oklch(53.3% 0.088 151.1)
-
Step 700
700
#3B6E48
oklch(49.1% 0.082 150.7)
-
Step 800
800
#315A3C
oklch(42.8% 0.068 151.3)
-
Step 900
900
#2C4A33
oklch(37.8% 0.053 150.6)
-
Step 950
950
#1A2B1E
oklch(27% 0.033 151.1)
#437B52 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) | #7B734F | 0.074 |
| Deuteranopia (no green cones) | #736D54 | 0.073 |
| Tritanopia (no blue cones) | #387970 | 0.047 |
| Achromatopsia (no color) | #6F6F6F | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #437B52
#437B52
oklch(53.3% 0.088 151.1)
- #8A5984
#8A5984
oklch(53.3% 0.088 331.1)
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 #437B52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.041
- Military Green #667C3E ΔE 0.045
- Sea Green #2E8B57 ΔE 0.048
- Muddy Green #657432 ΔE 0.048
- Jungle Green #048243 ΔE 0.049
- Dark Moss Green #606C38 ΔE 0.052
- Dark Olive Green #556B2F ΔE 0.053
- Swamp #698339 ΔE 0.061
Use #437B52 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.