#59DAD6
Closest named color: Turquoise (#40E0D0). oklch(81.6% 0.113 192.3), rgb(89, 218, 214).
Aa
Black text reads best on this color (12.42:1).
About this color
#59DAD6 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.113 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.024 away. Black text reads best on it, at 12.42:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.42:1 |
| White text | 1.69:1 |
Values
| HEX | #59DAD6 |
| RGB | rgb(89, 218, 214) |
| HSL | hsl(178, 64%, 60%) |
| OKLCH | oklch(81.6% 0.113 192.3) |
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 #59DAD6 | 1.69:1 | Fails | Lc -33.5 | Non-text elements, placeholder text |
| Black text on #59DAD6 | 12.42:1 | AAA | Lc 74.0 | Content text, not long reading |
| #59DAD6 text on white | 1.69:1 | Fails | Lc 29.8 | Dividers and decoration only |
| #59DAD6 text on black | 12.42:1 | AAA | Lc -73.0 | 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
#EBF9F8
oklch(97.1% 0.015 191.8)
-
Step 100
100
#D2F1EF
oklch(93.5% 0.032 191.9)
-
Step 200
200
#A9E7E4
oklch(88.5% 0.063 192.3)
-
Step 300
300 (this color)
#59DAD6
oklch(81.6% 0.113 192.3)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#59DAD6 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) | #CED0D6 | 0.119 |
| Deuteranopia (no green cones) | #B9C1D7 | 0.111 |
| Tritanopia (no blue cones) | #00E0D8 | 0.029 |
| Achromatopsia (no color) | #C7C7C7 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59DAD6
#59DAD6
oklch(81.6% 0.113 192.3)
- #FFA6B0
#FFA6B0
oklch(81.6% 0.106 12.3)
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 #59DAD6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.024
- Medium Turquoise #48D1CC ΔE 0.030
- Aqua Blue #02D8E9 ΔE 0.038
- Seafoam Blue #78D1B6 ΔE 0.045
- Dark Turquoise #00CED1 ΔE 0.049
- Tiffany Blue #94D2BD ΔE 0.054
- Pale Teal #82CBB2 ΔE 0.056
- Medium Aquamarine #66CDAA ΔE 0.060
Use #59DAD6 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.