#56CC91
Closest named color: Emerald (#06D6A0). oklch(76.2% 0.138 158.7), rgb(86, 204, 145).
Aa
Black text reads best on this color (10.44:1).
About this color
#56CC91 is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.138 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.034 away. Black text reads best on it, at 10.44:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.44:1 |
| White text | 2.01:1 |
Values
| HEX | #56CC91 |
| RGB | rgb(86, 204, 145) |
| HSL | hsl(150, 54%, 57%) |
| OKLCH | oklch(76.2% 0.138 158.7) |
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 #56CC91 | 2.01:1 | Fails | Lc -43.2 | Non-text elements, placeholder text |
| Black text on #56CC91 | 10.44:1 | AAA | Lc 65.2 | Content text, not long reading |
| #56CC91 text on white | 2.01:1 | Fails | Lc 38.7 | Non-text elements, placeholder text |
| #56CC91 text on black | 10.44:1 | AAA | Lc -63.6 | 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
#ECF9F1
oklch(97% 0.017 159.1)
-
Step 100
100
#D5F3E0
oklch(93.7% 0.04 157.8)
-
Step 200
200
#AEE9C7
oklch(88.5% 0.076 159.1)
-
Step 300
300 (this color)
#56CC91
oklch(76.2% 0.138 158.7)
-
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)
#56CC91 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) | #CABE8E | 0.128 |
| Deuteranopia (no green cones) | #BAB295 | 0.125 |
| Tritanopia (no blue cones) | #27CBBC | 0.061 |
| Achromatopsia (no color) | #B7B7B7 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56CC91
#56CC91
oklch(76.2% 0.138 158.7)
- #EA8ECF
#EA8ECF
oklch(76.2% 0.137 338.7)
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 #56CC91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.034
- Soft Green #6FC276 ΔE 0.037
- Greenblue #23C48B ΔE 0.037
- Medium Aquamarine #66CDAA ΔE 0.038
- Seaweed #18D17B ΔE 0.047
- Dark Mint #48C072 ΔE 0.048
- Green Blue #01C08D ΔE 0.051
- Algae Green #21C36F ΔE 0.058
Use #56CC91 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.