#56D9BB
Closest named color: Turquoise (#40E0D0). oklch(80.5% 0.123 175.2), rgb(86, 217, 187).
Aa
Black text reads best on this color (12.03:1).
About this color
#56D9BB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 80%, its chroma 0.123 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.029 away. Black text reads best on it, at 12.03:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.03:1 |
| White text | 1.74:1 |
Values
| HEX | #56D9BB |
| RGB | rgb(86, 217, 187) |
| HSL | hsl(166, 63%, 59%) |
| OKLCH | oklch(80.5% 0.123 175.2) |
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 #56D9BB | 1.74:1 | Fails | Lc -35.3 | Non-text elements, placeholder text |
| Black text on #56D9BB | 12.03:1 | AAA | Lc 72.4 | Content text, not long reading |
| #56D9BB text on white | 1.74:1 | Fails | Lc 31.4 | Non-text elements, placeholder text |
| #56D9BB text on black | 12.03:1 | AAA | Lc -71.3 | 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
#EBF9F5
oklch(97.1% 0.016 177.1)
-
Step 100
100
#D2F2E8
oklch(93.5% 0.036 174.7)
-
Step 200
200
#A9E9D7
oklch(88.6% 0.069 175.3)
-
Step 300
300 (this color)
#56D9BB
oklch(80.5% 0.123 175.2)
-
Step 400
400
#00BB9C
oklch(70.7% 0.133 175.1)
-
Step 500
500
#00A086
oklch(63% 0.118 175.6)
-
Step 600
600
#008770
oklch(55.7% 0.105 175.1)
-
Step 700
700
#00715E
oklch(49% 0.092 175.6)
-
Step 800
800
#005D4D
oklch(42.7% 0.08 175.6)
-
Step 900
900
#004E40
oklch(37.9% 0.071 175.3)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#56D9BB 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) | #D2CCBA | 0.129 |
| Deuteranopia (no green cones) | #BFBEBD | 0.124 |
| Tritanopia (no blue cones) | #00DBD0 | 0.034 |
| Achromatopsia (no color) | #C4C4C4 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56D9BB
#56D9BB
oklch(80.5% 0.123 175.2)
- #FE9DC3
#FE9DC3
oklch(80.5% 0.123 355.2)
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 #56D9BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.029
- Seafoam Blue #78D1B6 ΔE 0.030
- Medium Aquamarine #66CDAA ΔE 0.034
- Medium Turquoise #48D1CC ΔE 0.039
- Aqua Marine #2EE8BB ΔE 0.043
- Pale Teal #82CBB2 ΔE 0.046
- Emerald #06D6A0 ΔE 0.050
- Tiffany Blue #94D2BD ΔE 0.054
Use #56D9BB 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.