#539766
Closest named color: Ocean Green (#3D9973). oklch(61.8% 0.102 151.5), rgb(83, 151, 102).
Aa
Black text reads best on this color (5.98:1).
About this color
#539766 is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.102 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.021 away. Black text reads best on it, at 5.98:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.98:1 |
| White text | 3.50:1 |
Values
| HEX | #539766 |
| RGB | rgb(83, 151, 102) |
| HSL | hsl(137, 29%, 46%) |
| OKLCH | oklch(61.8% 0.102 151.5) |
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 #539766 | 3.50:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #539766 | 5.98:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #539766 text on white | 3.50:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #539766 text on black | 5.98:1 | AA | Lc -39.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CDDFD0
oklch(88.6% 0.028 150.4)
-
Step 300
300
#AACAB1
oklch(80.8% 0.049 151.7)
-
Step 400
400
#7BAF88
oklch(70.7% 0.079 151.8)
-
Step 500
500 (this color)
#539766
oklch(61.8% 0.102 151.5)
-
Step 600
600
#398551
oklch(55.5% 0.111 151.5)
-
Step 700
700
#2B7142
oklch(49.1% 0.103 151.5)
-
Step 800
800
#255C36
oklch(42.7% 0.086 151.2)
-
Step 900
900
#244C2F
oklch(37.8% 0.067 151)
-
Step 950
950
#162C1C
oklch(26.9% 0.041 151.6)
#539766 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) | #978D63 | 0.087 |
| Deuteranopia (no green cones) | #8D8669 | 0.085 |
| Tritanopia (no blue cones) | #46958A | 0.054 |
| Achromatopsia (no color) | #898989 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #539766
#539766
oklch(61.8% 0.102 151.5)
- #A96EA1
#A96EA1
oklch(61.8% 0.102 331.6)
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 #539766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.021
- Light Forest Green #4F9153 ΔE 0.027
- Slate Green #658D6D ΔE 0.039
- Drab Green #749551 ΔE 0.039
- Moss #769958 ΔE 0.041
- Viridian #1E9167 ΔE 0.043
- Muted Green #5FA052 ΔE 0.043
- Fern Green #548D44 ΔE 0.044
Use #539766 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.