#55BC63
Closest named color: Dark Mint (#48C072). oklch(71.3% 0.159 146.4), rgb(85, 188, 99).
Aa
Black text reads best on this color (8.75:1).
About this color
#55BC63 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.159 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.017 away. Black text reads best on it, at 8.75:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 8.75:1 |
| White text | 2.39:1 |
Values
| HEX | #55BC63 |
| RGB | rgb(85, 188, 99) |
| HSL | hsl(128, 43%, 54%) |
| OKLCH | oklch(71.3% 0.159 146.4) |
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 #55BC63 | 2.39:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #55BC63 | 8.75:1 | AAA | Lc 57.0 | Large or bold text, headings |
| #55BC63 text on white | 2.39:1 | Fails | Lc 46.9 | Large or bold text, headings |
| #55BC63 text on black | 8.75:1 | AAA | Lc -55.1 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DEEFDF
oklch(93.5% 0.028 147)
-
Step 200
200
#C3E4C4
oklch(88.6% 0.056 145.9)
-
Step 300
300
#96D29B
oklch(80.8% 0.098 146.7)
-
Step 400
400 (this color)
#55BC63
oklch(71.3% 0.159 146.4)
-
Step 500
500
#00A637
oklch(63.1% 0.191 146.3)
-
Step 600
600
#008C2D
oklch(55.7% 0.169 146.3)
-
Step 700
700
#007525
oklch(49% 0.148 146.5)
-
Step 800
800
#00601D
oklch(42.6% 0.128 146.5)
-
Step 900
900
#005016
oklch(37.5% 0.114 146.3)
-
Step 950
950
#00300A
oklch(26.9% 0.081 146.4)
#55BC63 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) | #BEAD5C | 0.123 |
| Deuteranopia (no green cones) | #B1A469 | 0.122 |
| Tritanopia (no blue cones) | #41B8A7 | 0.095 |
| Achromatopsia (no color) | #A7A7A7 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55BC63
#55BC63
oklch(71.3% 0.159 146.4)
- #D57CD6
#D57CD6
oklch(71.3% 0.158 326.7)
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 #55BC63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.017
- Cool Green #33B864 ΔE 0.026
- Dark Mint Green #20C073 ΔE 0.027
- Algae Green #21C36F ΔE 0.028
- Boring Green #63B365 ΔE 0.028
- Turtle Green #75B84F ΔE 0.030
- Soft Green #6FC276 ΔE 0.038
- Dark Pastel Green #56AE57 ΔE 0.039
Use #55BC63 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.