#508661
Closest named color: Dark Sage (#598556). oklch(57.2% 0.081 153.2), rgb(80, 134, 97).
Aa
Black text reads best on this color (4.92:1).
About this color
#508661 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.081 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.016 away. Black text reads best on it, at 4.92:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.92:1 |
| White text | 4.26:1 |
Values
| HEX | #508661 |
| RGB | rgb(80, 134, 97) |
| HSL | hsl(139, 25%, 42%) |
| OKLCH | oklch(57.2% 0.081 153.2) |
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 #508661 | 4.26:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #508661 | 4.92:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #508661 text on white | 4.26:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #508661 text on black | 4.92:1 | AA | Lc -32.3 | 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 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
#D0DDD3
oklch(88.5% 0.019 152.8)
-
Step 300
300
#AFC8B6
oklch(80.9% 0.037 154.2)
-
Step 400
400
#85AC90
oklch(70.8% 0.059 153.5)
-
Step 500
500
#659774
oklch(63.1% 0.075 153.3)
-
Step 600
600 (this color)
#508661
oklch(57.2% 0.081 153.2)
-
Step 700
700
#3C6D4C
oklch(49% 0.076 153.3)
-
Step 800
800
#32593F
oklch(42.7% 0.062 153.8)
-
Step 900
900
#2C4935
oklch(37.6% 0.049 153.4)
-
Step 950
950
#1A2B1F
oklch(27% 0.032 153.1)
#508661 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) | #867E5F | 0.072 |
| Deuteranopia (no green cones) | #7E7863 | 0.071 |
| Tritanopia (no blue cones) | #46857C | 0.041 |
| Achromatopsia (no color) | #7A7A7A | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508661
#508661
oklch(57.2% 0.081 153.2)
- #95668C
#95668C
oklch(57.2% 0.08 333.6)
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 #508661, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.016
- Slate Green #658D6D ΔE 0.037
- Sea Green #2E8B57 ΔE 0.038
- Viridian #1E9167 ΔE 0.042
- Light Forest Green #4F9153 ΔE 0.044
- Military Green #667C3E ΔE 0.046
- Fern Green #548D44 ΔE 0.049
- Swamp #698339 ΔE 0.050
Use #508661 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.