#538161
Closest named color: Dark Sage (#598556). oklch(56.1% 0.071 153.3), rgb(83, 129, 97).
Aa
Black text reads best on this color (4.68:1).
About this color
#538161 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.071 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 0.023 away. Black text reads best on it, at 4.68:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #538161 |
| RGB | rgb(83, 129, 97) |
| HSL | hsl(138, 22%, 42%) |
| OKLCH | oklch(56.1% 0.071 153.3) |
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 #538161 | 4.48:1 | AA large text | Lc -76.5 | Fine for body text |
| Black text on #538161 | 4.68:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #538161 text on white | 4.48:1 | AA large text | Lc 71.1 | Content text, not long reading |
| #538161 text on black | 4.68:1 | AA | Lc -30.6 | 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
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D1DDD4
oklch(88.6% 0.018 153.5)
-
Step 300
300
#B2C7B7
oklch(80.9% 0.032 152.8)
-
Step 400
400
#89AA92
oklch(70.6% 0.05 153.4)
-
Step 500
500
#6B9577
oklch(63% 0.064 153.2)
-
Step 600
600 (this color)
#538161
oklch(56.1% 0.071 153.3)
-
Step 700
700
#426C4F
oklch(49.2% 0.066 153.3)
-
Step 800
800
#375841
oklch(42.8% 0.054 153.2)
-
Step 900
900
#304837
oklch(37.6% 0.042 153.2)
-
Step 950
950
#1C2A20
oklch(26.9% 0.027 153.3)
#538161 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) | #817A5F | 0.063 |
| Deuteranopia (no green cones) | #7A7563 | 0.061 |
| Tritanopia (no blue cones) | #4B8078 | 0.036 |
| Achromatopsia (no color) | #777777 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #538161
#538161
oklch(56.1% 0.071 153.3)
- #8E6586
#8E6586
oklch(56% 0.07 333.6)
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 #538161, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.023
- Military Green #667C3E ΔE 0.044
- Slate Green #658D6D ΔE 0.044
- Sea Green #2E8B57 ΔE 0.049
- Viridian #1E9167 ΔE 0.055
- Swamp #698339 ΔE 0.055
- Dusty Teal #4C9085 ΔE 0.057
- Light Forest Green #4F9153 ΔE 0.058
Use #538161 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.