#538C53
Closest named color: Light Forest Green (#4F9153). oklch(58.6% 0.104 144.1), rgb(83, 140, 83).
Aa
Black text reads best on this color (5.24:1).
About this color
#538C53 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.104 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.015 away. Black text reads best on it, at 5.24:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #538C53 |
| RGB | rgb(83, 140, 83) |
| HSL | hsl(120, 26%, 44%) |
| OKLCH | oklch(58.6% 0.104 144.1) |
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 #538C53 | 4.00:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #538C53 | 5.24:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #538C53 text on white | 4.00:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #538C53 text on black | 5.24:1 | AA | Lc -34.4 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E5ECE4
oklch(93.6% 0.013 141.8)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AFC9AE
oklch(80.9% 0.047 144.1)
-
Step 400
400
#84AD83
oklch(70.6% 0.075 144.1)
-
Step 500
500
#649964
oklch(63.2% 0.096 144.3)
-
Step 600
600 (this color)
#538C53
oklch(58.6% 0.104 144.1)
-
Step 700
700
#3B6F3C
oklch(49.2% 0.097 144.3)
-
Step 800
800
#315A32
oklch(42.6% 0.08 144.5)
-
Step 900
900
#2C4A2C
oklch(37.7% 0.062 144.2)
-
Step 950
950
#1A2C1A
oklch(27.1% 0.04 144.4)
#538C53 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) | #8E824F | 0.079 |
| Deuteranopia (no green cones) | #867D56 | 0.078 |
| Tritanopia (no blue cones) | #4C897E | 0.065 |
| Achromatopsia (no color) | #7F7F7F | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #538C53
#538C53
oklch(58.6% 0.104 144.1)
- #9A669F
#9A669F
oklch(58.6% 0.104 323.7)
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 #538C53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.015
- Fern Green #548D44 ΔE 0.019
- Dark Sage #598556 ΔE 0.023
- Sea Green #2E8B57 ΔE 0.031
- Moss Green #658B38 ΔE 0.032
- Swamp #698339 ΔE 0.036
- Viridian #1E9167 ΔE 0.039
- Khaki Green #728639 ΔE 0.041
Use #538C53 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.