#55AD6D
Closest named color: Algae (#54AC68). oklch(67.6% 0.127 150.6), rgb(85, 173, 109).
Aa
Black text reads best on this color (7.58:1).
About this color
#55AD6D is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.127 and its hue 151°. 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 7.58:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.58:1 |
| White text | 2.76:1 |
Values
| HEX | #55AD6D |
| RGB | rgb(85, 173, 109) |
| HSL | hsl(136, 35%, 51%) |
| OKLCH | oklch(67.6% 0.127 150.6) |
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 #55AD6D | 2.76:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #55AD6D | 7.58:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #55AD6D text on white | 2.76:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #55AD6D text on black | 7.58:1 | AAA | Lc -48.6 | 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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C5E2CA
oklch(88.5% 0.045 150.3)
-
Step 300
300
#9BD0A6
oklch(80.9% 0.081 150.6)
-
Step 400
400 (this color)
#55AD6D
oklch(67.6% 0.127 150.6)
-
Step 500
500
#1CA452
oklch(63.2% 0.163 150.7)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602A
oklch(42.8% 0.117 150.4)
-
Step 900
900
#005022
oklch(37.7% 0.103 150.5)
-
Step 950
950
#052F14
oklch(26.9% 0.067 150.8)
#55AD6D 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) | #AEA169 | 0.107 |
| Deuteranopia (no green cones) | #A19871 | 0.105 |
| Tritanopia (no blue cones) | #42AA9D | 0.070 |
| Achromatopsia (no color) | #9B9B9B | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55AD6D
#55AD6D
oklch(67.6% 0.127 150.6)
- #C379BC
#C379BC
oklch(67.7% 0.127 330.3)
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 #55AD6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.006
- Dark Seafoam Green #3EAF76 ΔE 0.017
- Medium Sea Green #3CB371 ΔE 0.021
- Seaweed Green #35AD6B ΔE 0.022
- Bluey Green #2BB179 ΔE 0.026
- Boring Green #63B365 ΔE 0.026
- Jade Green #2BAF6A ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.028
Use #55AD6D 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.