#55AB63
Closest named color: Algae (#54AC68). oklch(66.9% 0.134 147.4), rgb(85, 171, 99).
Aa
Black text reads best on this color (7.39:1).
About this color
#55AB63 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.134 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.006 away. Black text reads best on it, at 7.39:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.39:1 |
| White text | 2.84:1 |
Values
| HEX | #55AB63 |
| RGB | rgb(85, 171, 99) |
| HSL | hsl(130, 34%, 50%) |
| OKLCH | oklch(66.9% 0.134 147.4) |
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 #55AB63 | 2.84:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #55AB63 | 7.39:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #55AB63 text on white | 2.84:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #55AB63 text on black | 7.39:1 | AAA | Lc -47.6 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE1
oklch(93.7% 0.024 147.3)
-
Step 200
200
#C6E2C8
oklch(88.5% 0.046 147.2)
-
Step 300
300
#9CD0A2
oklch(80.9% 0.084 147.8)
-
Step 400
400 (this color)
#55AB63
oklch(66.9% 0.134 147.4)
-
Step 500
500
#24A446
oklch(63.1% 0.172 147.4)
-
Step 600
600
#008B33
oklch(55.5% 0.163 147.4)
-
Step 700
700
#00752A
oklch(49% 0.144 147.5)
-
Step 800
800
#006021
oklch(42.6% 0.125 147.5)
-
Step 900
900
#00501A
oklch(37.6% 0.11 147.5)
-
Step 950
950
#072F10
oklch(26.9% 0.07 147.3)
#55AB63 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) | #AD9E5E | 0.108 |
| Deuteranopia (no green cones) | #A19668 | 0.106 |
| Tritanopia (no blue cones) | #46A899 | 0.077 |
| Achromatopsia (no color) | #999999 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55AB63
#55AB63
oklch(66.9% 0.134 147.4)
- #C075BF
#C075BF
oklch(66.8% 0.135 327.4)
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 #55AB63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.006
- Dark Pastel Green #56AE57 ΔE 0.019
- Seaweed Green #35AD6B ΔE 0.021
- Fern #63A950 ΔE 0.021
- Dark Seafoam Green #3EAF76 ΔE 0.024
- Jade Green #2BAF6A ΔE 0.025
- Medium Sea Green #3CB371 ΔE 0.025
- Off Green #6BA353 ΔE 0.028
Use #55AB63 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.