#55D688
Closest named color: Aqua Green (#12E193). oklch(78.5% 0.16 153.7), rgb(85, 214, 136).
Aa
Black text reads best on this color (11.36:1).
About this color
#55D688 is a light, vivid green. In OKLCH its lightness is 78%, its chroma 0.160 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.033 away. Black text reads best on it, at 11.36:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 11.36:1 |
| White text | 1.84:1 |
Values
| HEX | #55D688 |
| RGB | rgb(85, 214, 136) |
| HSL | hsl(144, 61%, 59%) |
| OKLCH | oklch(78.5% 0.16 153.7) |
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 #55D688 | 1.84:1 | Fails | Lc -38.6 | Non-text elements, placeholder text |
| Black text on #55D688 | 11.36:1 | AAA | Lc 69.4 | Content text, not long reading |
| #55D688 text on white | 1.84:1 | Fails | Lc 34.4 | Non-text elements, placeholder text |
| #55D688 text on black | 11.36:1 | AAA | Lc -68.1 | 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
#EBFAEF
oklch(97.1% 0.021 154.1)
-
Step 100
100
#D3F4DC
oklch(93.7% 0.047 153.8)
-
Step 200
200
#ABEBBE
oklch(88.5% 0.09 153.6)
-
Step 300
300 (this color)
#55D688
oklch(78.5% 0.16 153.7)
-
Step 400
400
#00BF69
oklch(70.6% 0.179 153.7)
-
Step 500
500
#00A45A
oklch(63.1% 0.159 153.9)
-
Step 600
600
#008A4A
oklch(55.6% 0.141 153.6)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005028
oklch(37.8% 0.097 153.4)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#55D688 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) | #D6C683 | 0.140 |
| Deuteranopia (no green cones) | #C5BA8D | 0.137 |
| Tritanopia (no blue cones) | #25D4C2 | 0.080 |
| Achromatopsia (no color) | #BFBFBF | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55D688
#55D688
oklch(78.5% 0.16 153.7)
- #F58FE3
#F58FE3
oklch(78.4% 0.16 333.8)
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 #55D688, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.033
- Seaweed #18D17B ΔE 0.036
- Emerald #06D6A0 ΔE 0.036
- Weird Green #3AE57F ΔE 0.048
- Soft Green #6FC276 ΔE 0.053
- Fresh Green #69D84F ΔE 0.061
- Medium Aquamarine #66CDAA ΔE 0.061
- Greenblue #23C48B ΔE 0.062
Use #55D688 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.