#55C671
Closest named color: Dark Mint (#48C072). oklch(74% 0.159 149.1), rgb(85, 198, 113).
Aa
Black text reads best on this color (9.70:1).
About this color
#55C671 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.159 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.021 away. Black text reads best on it, at 9.70:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.70:1 |
| White text | 2.16:1 |
Values
| HEX | #55C671 |
| RGB | rgb(85, 198, 113) |
| HSL | hsl(135, 50%, 55%) |
| OKLCH | oklch(74% 0.159 149.1) |
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 #55C671 | 2.16:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #55C671 | 9.70:1 | AAA | Lc 61.7 | Content text, not long reading |
| #55C671 text on white | 2.16:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #55C671 text on black | 9.70:1 | AAA | Lc -60.0 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DDF0E0
oklch(93.7% 0.029 150.1)
-
Step 200
200
#C1E4C6
oklch(88.5% 0.055 149.2)
-
Step 300
300
#92D39E
oklch(80.9% 0.1 149.5)
-
Step 400
400 (this color)
#55C671
oklch(74% 0.159 149.1)
-
Step 500
500
#00A547
oklch(63% 0.178 149.1)
-
Step 600
600
#008B3B
oklch(55.6% 0.156 149.2)
-
Step 700
700
#007530
oklch(49.1% 0.138 149)
-
Step 800
800
#006026
oklch(42.7% 0.12 149)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#003010
oklch(27% 0.075 149.4)
#55C671 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) | #C8B76B | 0.131 |
| Deuteranopia (no green cones) | #B8AC77 | 0.128 |
| Tritanopia (no blue cones) | #39C3B1 | 0.089 |
| Achromatopsia (no color) | #B0B0B0 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55C671
#55C671
oklch(74% 0.159 149.1)
- #E183DC
#E183DC
oklch(74% 0.16 329)
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 #55C671, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.021
- Soft Green #6FC276 ΔE 0.026
- Algae Green #21C36F ΔE 0.029
- Dark Mint Green #20C073 ΔE 0.034
- Seaweed #18D17B ΔE 0.034
- Greenblue #23C48B ΔE 0.039
- Turtle Green #75B84F ΔE 0.045
- Cool Green #33B864 ΔE 0.049
Use #55C671 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.