#55A059
Closest named color: Muted Green (#5FA052). oklch(63.9% 0.128 145), rgb(85, 160, 89).
Aa
Black text reads best on this color (6.55:1).
About this color
#55A059 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.128 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.011 away. Black text reads best on it, at 6.55:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.55:1 |
| White text | 3.20:1 |
Values
| HEX | #55A059 |
| RGB | rgb(85, 160, 89) |
| HSL | hsl(123, 31%, 48%) |
| OKLCH | oklch(63.9% 0.128 145) |
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 #55A059 | 3.20:1 | AA large text | Lc -64.4 | Content text, not long reading |
| Black text on #55A059 | 6.55:1 | AA | Lc 45.0 | Large or bold text, headings |
| #55A059 text on white | 3.20:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #55A059 text on black | 6.55:1 | AA | Lc -42.7 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CCE0CB
oklch(88.6% 0.036 144)
-
Step 300
300
#A8CCA8
oklch(80.9% 0.063 145)
-
Step 400
400
#78B179
oklch(70.6% 0.1 144.8)
-
Step 500
500 (this color)
#55A059
oklch(63.9% 0.128 145)
-
Step 600
600
#33883B
oklch(55.7% 0.139 145)
-
Step 700
700
#25732D
oklch(49.1% 0.129 144.9)
-
Step 800
800
#215E26
oklch(42.8% 0.108 144.8)
-
Step 900
900
#214D24
oklch(37.8% 0.083 145)
-
Step 950
950
#142D15
oklch(26.9% 0.053 144.7)
#55A059 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) | #A29454 | 0.098 |
| Deuteranopia (no green cones) | #988D5E | 0.098 |
| Tritanopia (no blue cones) | #4A9D8F | 0.078 |
| Achromatopsia (no color) | #909090 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55A059
#55A059
oklch(63.9% 0.128 145)
- #B36FB6
#B36FB6
oklch(64% 0.128 325.4)
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 #55A059, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.011
- Flat Green #699D4C ΔE 0.021
- Off Green #6BA353 ΔE 0.025
- Mid Green #50A747 ΔE 0.033
- Fern #63A950 ΔE 0.035
- Algae #54AC68 ΔE 0.035
- Seaweed Green #35AD6B ΔE 0.038
- Moss #769958 ΔE 0.039
Use #55A059 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.