#528F55
Closest named color: Light Forest Green (#4F9153). oklch(59.3% 0.108 145.1), rgb(82, 143, 85).
Aa
Black text reads best on this color (5.41:1).
About this color
#528F55 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.108 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.008 away. Black text reads best on it, at 5.41:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #528F55 |
| RGB | rgb(82, 143, 85) |
| HSL | hsl(123, 27%, 44%) |
| OKLCH | oklch(59.3% 0.108 145.1) |
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 #528F55 | 3.87:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #528F55 | 5.41:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #528F55 text on white | 3.87:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #528F55 text on black | 5.41:1 | AA | Lc -35.6 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AEC9AE
oklch(80.8% 0.047 145.1)
-
Step 400
400
#82AE83
oklch(70.7% 0.078 145.3)
-
Step 500
500
#629964
oklch(63% 0.098 145.1)
-
Step 600
600 (this color)
#528F55
oklch(59.3% 0.108 145.1)
-
Step 700
700
#386F3B
oklch(49% 0.1 145)
-
Step 800
800
#2F5B31
oklch(42.8% 0.084 144.9)
-
Step 900
900
#2A4B2C
oklch(37.8% 0.065 145.5)
-
Step 950
950
#192C1A
oklch(27.1% 0.041 145.5)
#528F55 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) | #918551 | 0.083 |
| Deuteranopia (no green cones) | #887F59 | 0.082 |
| Tritanopia (no blue cones) | #4A8C81 | 0.066 |
| Achromatopsia (no color) | #818181 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #528F55
#528F55
oklch(59.3% 0.108 145.1)
- #9E67A1
#9E67A1
oklch(59.3% 0.107 325)
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 #528F55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.008
- Fern Green #548D44 ΔE 0.019
- Dark Sage #598556 ΔE 0.031
- Moss Green #658B38 ΔE 0.033
- Sea Green #2E8B57 ΔE 0.033
- Viridian #1E9167 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.041
- Swamp #698339 ΔE 0.042
Use #528F55 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.