#59E1FB
Closest named color: Robin's Egg (#6DEDFD). oklch(84.6% 0.122 212.6), rgb(89, 225, 251).
Aa
Black text reads best on this color (13.58:1).
About this color
#59E1FB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.122 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.037 away. Black text reads best on it, at 13.58:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 13.58:1 |
| White text | 1.54:1 |
Values
| HEX | #59E1FB |
| RGB | rgb(89, 225, 251) |
| HSL | hsl(190, 95%, 67%) |
| OKLCH | oklch(84.6% 0.122 212.6) |
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 #59E1FB | 1.54:1 | Fails | Lc -28.1 | Dividers and decoration only |
| Black text on #59E1FB | 13.58:1 | AAA | Lc 79.0 | Fine for body text |
| #59E1FB text on white | 1.54:1 | Fails | Lc 24.8 | Dividers and decoration only |
| #59E1FB text on black | 13.58:1 | AAA | Lc -78.3 | 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 300.
-
Step 50
50
#EAF9FC
oklch(97.2% 0.016 211)
-
Step 100
100
#D0F1F8
oklch(93.7% 0.036 211.9)
-
Step 200
200
#A5E6F4
oklch(88.6% 0.068 212.5)
-
Step 300
300 (this color)
#59E1FB
oklch(84.6% 0.122 212.6)
-
Step 400
400
#00B4CE
oklch(70.7% 0.124 212.8)
-
Step 500
500
#009AB1
oklch(63% 0.11 213.1)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#59E1FB 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) | #CDDAFD | 0.112 |
| Deuteranopia (no green cones) | #B5C8FB | 0.102 |
| Tritanopia (no blue cones) | #00ECE9 | 0.052 |
| Achromatopsia (no color) | #D0D0D0 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59E1FB
#59E1FB
oklch(84.6% 0.122 212.6)
- #FFB8A9
#FFB8A9
oklch(84.5% 0.086 32.3)
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 #59E1FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.037
- Aqua Blue #02D8E9 ΔE 0.047
- Sky Blue #87CEEB ΔE 0.055
- Light Sky Blue #87CEFA ΔE 0.058
- Bright Light Blue #26F7FD ΔE 0.060
- Robin Egg Blue #8AF1FE ΔE 0.061
- Turquoise #40E0D0 ΔE 0.065
- Sky #82CAFC ΔE 0.066
Use #59E1FB 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.