#528F63
Closest named color: Light Forest Green (#4F9153). oklch(59.6% 0.093 151.7), rgb(82, 143, 99).
Aa
Black text reads best on this color (5.46:1).
About this color
#528F63 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.093 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.025 away. Black text reads best on it, at 5.46:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.46:1 |
| White text | 3.84:1 |
Values
| HEX | #528F63 |
| RGB | rgb(82, 143, 99) |
| HSL | hsl(137, 27%, 44%) |
| OKLCH | oklch(59.6% 0.093 151.7) |
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 #528F63 | 3.84:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #528F63 | 5.46:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #528F63 text on white | 3.84:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #528F63 text on black | 5.46:1 | AA | Lc -35.9 | 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
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CEDED1
oklch(88.5% 0.025 151.1)
-
Step 300
300
#ACC9B2
oklch(80.8% 0.045 151.4)
-
Step 400
400
#7FAE8A
oklch(70.7% 0.073 151.4)
-
Step 500
500 (this color)
#528F63
oklch(59.6% 0.093 151.7)
-
Step 600
600
#408455
oklch(55.6% 0.101 151.9)
-
Step 700
700
#327045
oklch(49.2% 0.094 151.5)
-
Step 800
800
#2A5B39
oklch(42.7% 0.078 151.8)
-
Step 900
900
#274B31
oklch(37.8% 0.061 151.5)
-
Step 950
950
#172C1D
oklch(27% 0.039 152.2)
#528F63 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) | #8F8660 | 0.079 |
| Deuteranopia (no green cones) | #868066 | 0.078 |
| Tritanopia (no blue cones) | #478D83 | 0.049 |
| Achromatopsia (no color) | #828282 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #528F63
#528F63
oklch(59.6% 0.093 151.7)
- #9F6A98
#9F6A98
oklch(59.6% 0.092 331.4)
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 #528F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.025
- Slate Green #658D6D ΔE 0.028
- Dark Sage #598556 ΔE 0.029
- Ocean Green #3D9973 ΔE 0.031
- Viridian #1E9167 ΔE 0.034
- Fern Green #548D44 ΔE 0.038
- Sea Green #2E8B57 ΔE 0.038
- Dusty Teal #4C9085 ΔE 0.049
Use #528F63 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.