#538D5E
Closest named color: Light Forest Green (#4F9153). oklch(59.1% 0.094 149), rgb(83, 141, 94).
Aa
Black text reads best on this color (5.33:1).
About this color
#538D5E is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.094 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.022 away. Black text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #538D5E |
| RGB | rgb(83, 141, 94) |
| HSL | hsl(131, 26%, 44%) |
| OKLCH | oklch(59.1% 0.094 149) |
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 #538D5E | 3.93:1 | AA large text | Lc -72.1 | Content text, not long reading |
| Black text on #538D5E | 5.33:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #538D5E text on white | 3.93:1 | AA large text | Lc 66.6 | Content text, not long reading |
| #538D5E text on black | 5.33:1 | AA | Lc -35.1 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#CFDED1
oklch(88.6% 0.024 149.3)
-
Step 300
300
#AFC9B2
oklch(81% 0.043 148.5)
-
Step 400
400
#83AD8A
oklch(70.7% 0.068 149.4)
-
Step 500
500
#63986C
oklch(63% 0.087 148.8)
-
Step 600
600 (this color)
#538D5E
oklch(59.1% 0.094 149)
-
Step 700
700
#3A6E44
oklch(49% 0.087 148.6)
-
Step 800
800
#305A39
oklch(42.7% 0.072 149.4)
-
Step 900
900
#2B4A31
oklch(37.7% 0.056 149.3)
-
Step 950
950
#1A2B1D
oklch(26.9% 0.034 149.2)
#538D5E 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) | #8E845B | 0.078 |
| Deuteranopia (no green cones) | #857E61 | 0.076 |
| Tritanopia (no blue cones) | #4A8B81 | 0.053 |
| Achromatopsia (no color) | #808080 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #538D5E
#538D5E
oklch(59.1% 0.094 149)
- #9C6999
#9C6999
oklch(59.1% 0.093 328.7)
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 #538D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.022
- Dark Sage #598556 ΔE 0.023
- Slate Green #658D6D ΔE 0.032
- Fern Green #548D44 ΔE 0.033
- Sea Green #2E8B57 ΔE 0.035
- Viridian #1E9167 ΔE 0.035
- Ocean Green #3D9973 ΔE 0.038
- Moss Green #658B38 ΔE 0.044
Use #538D5E 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.