#55CC7A
Closest named color: Seaweed (#18D17B). oklch(75.7% 0.159 151), rgb(85, 204, 122).
Aa
Black text reads best on this color (10.30:1).
About this color
#55CC7A is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.159 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.027 away. Black text reads best on it, at 10.30:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.30:1 |
| White text | 2.03:1 |
Values
| HEX | #55CC7A |
| RGB | rgb(85, 204, 122) |
| HSL | hsl(139, 54%, 57%) |
| OKLCH | oklch(75.7% 0.159 151) |
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 #55CC7A | 2.03:1 | Fails | Lc -43.8 | Non-text elements, placeholder text |
| Black text on #55CC7A | 10.30:1 | AAA | Lc 64.6 | Content text, not long reading |
| #55CC7A text on white | 2.03:1 | Fails | Lc 39.3 | Non-text elements, placeholder text |
| #55CC7A text on black | 10.30:1 | AAA | Lc -63.0 | 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 400.
-
Step 50
50
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DDF0E0
oklch(93.7% 0.029 150.1)
-
Step 200
200
#C0E4C7
oklch(88.5% 0.055 150.9)
-
Step 300
300
#90D3A0
oklch(80.8% 0.099 151.2)
-
Step 400
400 (this color)
#55CC7A
oklch(75.7% 0.159 151)
-
Step 500
500
#00A54F
oklch(63.2% 0.171 150.8)
-
Step 600
600
#008B42
oklch(55.7% 0.15 151)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#55CC7A 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) | #CDBC74 | 0.134 |
| Deuteranopia (no green cones) | #BDB17F | 0.132 |
| Tritanopia (no blue cones) | #33C9B8 | 0.086 |
| Achromatopsia (no color) | #B6B6B6 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55CC7A
#55CC7A
oklch(75.7% 0.159 151)
- #E988DE
#E988DE
oklch(75.8% 0.159 331.2)
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 #55CC7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.027
- Soft Green #6FC276 ΔE 0.031
- Dark Mint #48C072 ΔE 0.036
- Algae Green #21C36F ΔE 0.041
- Greenblue #23C48B ΔE 0.043
- Dark Mint Green #20C073 ΔE 0.047
- Emerald #06D6A0 ΔE 0.048
- Aqua Green #12E193 ΔE 0.057
Use #55CC7A 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.