#528F5B
Closest named color: Light Forest Green (#4F9153). oklch(59.5% 0.101 147.6), rgb(82, 143, 91).
Aa
Black text reads best on this color (5.43:1).
About this color
#528F5B is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.101 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.014 away. Black text reads best on it, at 5.43:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #528F5B |
| RGB | rgb(82, 143, 91) |
| HSL | hsl(129, 27%, 44%) |
| OKLCH | oklch(59.5% 0.101 147.6) |
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 #528F5B | 3.86:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #528F5B | 5.43:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #528F5B text on white | 3.86:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #528F5B text on black | 5.43:1 | AA | Lc -35.7 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ACCAAF
oklch(80.9% 0.049 147.9)
-
Step 400
400
#7FAF84
oklch(70.8% 0.081 147.3)
-
Step 500
500 (this color)
#528F5B
oklch(59.5% 0.101 147.6)
-
Step 600
600
#41854D
oklch(55.7% 0.11 147.8)
-
Step 700
700
#32703D
oklch(49% 0.103 147.6)
-
Step 800
800
#2B5B33
oklch(42.6% 0.084 147.6)
-
Step 900
900
#274B2D
oklch(37.7% 0.066 148)
-
Step 950
950
#182C1A
oklch(27% 0.042 146.7)
#528F5B 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) | #908558 | 0.082 |
| Deuteranopia (no green cones) | #877F5E | 0.081 |
| Tritanopia (no blue cones) | #498D82 | 0.058 |
| Achromatopsia (no color) | #828282 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #528F5B
#528F5B
oklch(59.5% 0.101 147.6)
- #9F689D
#9F689D
oklch(59.4% 0.101 328)
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 #528F5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.014
- Fern Green #548D44 ΔE 0.027
- Dark Sage #598556 ΔE 0.029
- Sea Green #2E8B57 ΔE 0.034
- Viridian #1E9167 ΔE 0.035
- Ocean Green #3D9973 ΔE 0.036
- Slate Green #658D6D ΔE 0.037
- Moss Green #658B38 ΔE 0.039
Use #528F5B 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.