#55D481
Closest named color: Seaweed (#18D17B). oklch(77.9% 0.163 152), rgb(85, 212, 129).
Aa
Black text reads best on this color (11.12:1).
About this color
#55D481 is a medium-light, vivid green. In OKLCH its lightness is 78%, its chroma 0.163 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.030 away. Black text reads best on it, at 11.12:1.
| Hue family | Greens |
| Lightness | medium-light (78%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 11.12:1 |
| White text | 1.88:1 |
Values
| HEX | #55D481 |
| RGB | rgb(85, 212, 129) |
| HSL | hsl(141, 60%, 58%) |
| OKLCH | oklch(77.9% 0.163 152) |
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 #55D481 | 1.88:1 | Fails | Lc -39.8 | Non-text elements, placeholder text |
| Black text on #55D481 | 11.12:1 | AAA | Lc 68.4 | Content text, not long reading |
| #55D481 text on white | 1.88:1 | Fails | Lc 35.5 | Non-text elements, placeholder text |
| #55D481 text on black | 11.12:1 | AAA | Lc -67.0 | Content text, not long reading |
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 300.
-
Step 50
50
#EBFAEE
oklch(97.1% 0.022 151.7)
-
Step 100
100
#D4F4DB
oklch(93.7% 0.047 151.9)
-
Step 200
200
#ACEBBC
oklch(88.5% 0.091 152.1)
-
Step 300
300 (this color)
#55D481
oklch(77.9% 0.163 152)
-
Step 400
400
#00C062
oklch(70.7% 0.187 151.9)
-
Step 500
500
#00A553
oklch(63.2% 0.167 151.8)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007439
oklch(49% 0.129 152)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#55D481 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) | #D4C47B | 0.139 |
| Deuteranopia (no green cones) | #C4B886 | 0.137 |
| Tritanopia (no blue cones) | #2BD1BF | 0.086 |
| Achromatopsia (no color) | #BDBDBD | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55D481
#55D481
oklch(77.9% 0.163 152)
- #F28DE5
#F28DE5
oklch(77.9% 0.163 331.9)
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 #55D481, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.030
- Aqua Green #12E193 ΔE 0.038
- Emerald #06D6A0 ΔE 0.041
- Soft Green #6FC276 ΔE 0.049
- Weird Green #3AE57F ΔE 0.049
- Fresh Green #69D84F ΔE 0.056
- Dark Mint #48C072 ΔE 0.058
- Greenblue #23C48B ΔE 0.059
Use #55D481 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.