#59E9EA
Closest named color: Robin's Egg (#6DEDFD). oklch(85.8% 0.122 195.8), rgb(89, 233, 234).
Aa
Black text reads best on this color (14.26:1).
About this color
#59E9EA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 86%, its chroma 0.122 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.032 away. Black text reads best on it, at 14.26:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 14.26:1 |
| White text | 1.47:1 |
Values
| HEX | #59E9EA |
| RGB | rgb(89, 233, 234) |
| HSL | hsl(180, 78%, 63%) |
| OKLCH | oklch(85.8% 0.122 195.8) |
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 #59E9EA | 1.47:1 | Fails | Lc -25.0 | Dividers and decoration only |
| Black text on #59E9EA | 14.26:1 | AAA | Lc 81.7 | Fine for body text |
| #59E9EA text on white | 1.47:1 | Fails | Lc 22.0 | Dividers and decoration only |
| #59E9EA text on black | 14.26:1 | AAA | Lc -81.3 | Fine for body text |
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 200.
-
Step 50
50
#E6FAFA
oklch(97% 0.021 196.8)
-
Step 100
100
#C8F4F4
oklch(93.6% 0.045 196.4)
-
Step 200
200 (this color)
#59E9EA
oklch(85.8% 0.122 195.8)
-
Step 300
300
#00DBDD
oklch(80.8% 0.138 195.9)
-
Step 400
400
#00B7B9
oklch(70.6% 0.12 196.2)
-
Step 500
500
#009D9E
oklch(63.1% 0.108 195.6)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#59E9EA 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) | #DADEEA | 0.126 |
| Deuteranopia (no green cones) | #C4CEEB | 0.118 |
| Tritanopia (no blue cones) | #00F0E9 | 0.029 |
| Achromatopsia (no color) | #D5D5D5 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59E9EA
#59E9EA
oklch(85.8% 0.122 195.8)
- #FFBCBF
#FFBCBF
oklch(85.7% 0.078 15.8)
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 #59E9EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.032
- Bright Light Blue #26F7FD ΔE 0.039
- Turquoise #40E0D0 ΔE 0.044
- Bright Aqua #0BF9EA ΔE 0.047
- Robin Egg Blue #8AF1FE ΔE 0.052
- Bright Cyan #41FDFE ΔE 0.052
- Bright Turquoise #0FFEF9 ΔE 0.055
- Cyan #00FFFF ΔE 0.058
Use #59E9EA 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.