#55C04F
Closest named color: Leafy Green (#51B73B). oklch(72% 0.182 142.5), rgb(85, 192, 79).
Aa
Black text reads best on this color (9.03:1).
About this color
#55C04F is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.182 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.028 away. Black text reads best on it, at 9.03:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 9.03:1 |
| White text | 2.32:1 |
Values
| HEX | #55C04F |
| RGB | rgb(85, 192, 79) |
| HSL | hsl(117, 47%, 53%) |
| OKLCH | oklch(72% 0.182 142.5) |
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 #55C04F | 2.32:1 | Fails | Lc -50.4 | Large or bold text, headings |
| Black text on #55C04F | 9.03:1 | AAA | Lc 58.5 | Large or bold text, headings |
| #55C04F text on white | 2.32:1 | Fails | Lc 45.5 | Large or bold text, headings |
| #55C04F text on black | 9.03:1 | AAA | Lc -56.6 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DEF0DC
oklch(93.6% 0.033 142.5)
-
Step 200
200
#C2E4BE
oklch(88.4% 0.063 142.2)
-
Step 300
300
#95D490
oklch(81% 0.114 142.7)
-
Step 400
400 (this color)
#55C04F
oklch(72% 0.182 142.5)
-
Step 500
500
#00A701
oklch(63.1% 0.215 142.5)
-
Step 600
600
#008C01
oklch(55.5% 0.188 142.5)
-
Step 700
700
#007600
oklch(49% 0.167 142.5)
-
Step 800
800
#006100
oklch(42.7% 0.145 142.5)
-
Step 900
900
#005100
oklch(37.7% 0.128 142.5)
-
Step 950
950
#003100
oklch(27.1% 0.092 142.5)
#55C04F 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) | #C4B043 | 0.130 |
| Deuteranopia (no green cones) | #B6A658 | 0.131 |
| Tritanopia (no blue cones) | #45BBA7 | 0.116 |
| Achromatopsia (no color) | #AAAAAA | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55C04F
#55C04F
oklch(72% 0.182 142.5)
- #D979E6
#D979E6
oklch(72.1% 0.181 322.7)
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 #55C04F, closest first.
No curated palette has a color within ΔE 0.04 of #55C04F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.028
- Shamrock Green #02C14D ΔE 0.032
- Turtle Green #75B84F ΔE 0.034
- Algae Green #21C36F ΔE 0.036
- Dark Mint #48C072 ΔE 0.038
- Frog Green #58BC08 ΔE 0.038
- Cool Green #33B864 ΔE 0.041
- Dark Mint Green #20C073 ΔE 0.042
Use #55C04F 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.