#56DD9B
Closest named color: Aqua Green (#12E193). oklch(80.6% 0.152 158.7), rgb(86, 221, 155).
Aa
Black text reads best on this color (12.21:1).
About this color
#56DD9B is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.152 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.030 away. Black text reads best on it, at 12.21:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 12.21:1 |
| White text | 1.71:1 |
Values
| HEX | #56DD9B |
| RGB | rgb(86, 221, 155) |
| HSL | hsl(151, 67%, 60%) |
| OKLCH | oklch(80.6% 0.152 158.7) |
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 #56DD9B | 1.71:1 | Fails | Lc -34.5 | Non-text elements, placeholder text |
| Black text on #56DD9B | 12.21:1 | AAA | Lc 73.2 | Content text, not long reading |
| #56DD9B text on white | 1.71:1 | Fails | Lc 30.7 | Non-text elements, placeholder text |
| #56DD9B text on black | 12.21:1 | AAA | Lc -72.1 | 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
#EBFAF0
oklch(97.1% 0.021 156.8)
-
Step 100
100
#D2F3DF
oklch(93.5% 0.044 158.8)
-
Step 200
200
#A9EBC5
oklch(88.6% 0.085 158.8)
-
Step 300
300 (this color)
#56DD9B
oklch(80.6% 0.152 158.7)
-
Step 400
400
#00BE7A
oklch(70.7% 0.163 158.9)
-
Step 500
500
#00A368
oklch(63.1% 0.145 158.9)
-
Step 600
600
#008956
oklch(55.5% 0.129 158.6)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3A
oklch(42.8% 0.099 158.5)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#56DD9B 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) | #DBCD97 | 0.142 |
| Deuteranopia (no green cones) | #C9C09F | 0.138 |
| Tritanopia (no blue cones) | #09DCCB | 0.067 |
| Achromatopsia (no color) | #C5C5C5 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56DD9B
#56DD9B
oklch(80.6% 0.152 158.7)
- #FF97E0
#FF97E0
oklch(80.7% 0.152 339.1)
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 #56DD9B, closest first.
No curated palette has a color within ΔE 0.04 of #56DD9B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.030
- Emerald #06D6A0 ΔE 0.037
- Aqua Marine #2EE8BB ΔE 0.042
- Weird Green #3AE57F ΔE 0.050
- Medium Aquamarine #66CDAA ΔE 0.056
- Seaweed #18D17B ΔE 0.059
- Seafoam Blue #78D1B6 ΔE 0.064
- Hospital Green #9BE5AA ΔE 0.069
Use #56DD9B 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.