#59F5EB
Closest named color: Bright Aqua (#0BF9EA). oklch(88.6% 0.13 189), rgb(89, 245, 235).
Aa
Black text reads best on this color (15.68:1).
About this color
#59F5EB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.130 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Aqua (#0BF9EA), ΔE 0.024 away. Black text reads best on it, at 15.68:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Bright Aqua (#0BF9EA) |
| Black text | 15.68:1 |
| White text | 1.33:1 |
Values
| HEX | #59F5EB |
| RGB | rgb(89, 245, 235) |
| HSL | hsl(176, 89%, 65%) |
| OKLCH | oklch(88.6% 0.13 189) |
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 #59F5EB | 1.33:1 | Fails | Lc -18.7 | Dividers and decoration only |
| Black text on #59F5EB | 15.68:1 | AAA | Lc 87.3 | Fine for body text |
| #59F5EB text on white | 1.33:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #59F5EB text on black | 15.68:1 | AAA | Lc -87.4 | 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
#E5FBF8
oklch(97.1% 0.023 186.9)
-
Step 100
100
#C6F5F0
oklch(93.6% 0.049 188.4)
-
Step 200
200 (this color)
#59F5EB
oklch(88.6% 0.13 189)
-
Step 300
300
#00DDD3
oklch(80.9% 0.14 189)
-
Step 400
400
#00B8B0
oklch(70.6% 0.122 189.3)
-
Step 500
500
#009E97
oklch(63.1% 0.109 189.2)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#59F5EB 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) | #E8E9EB | 0.138 |
| Deuteranopia (no green cones) | #D0D7ED | 0.130 |
| Tritanopia (no blue cones) | #00FBF2 | 0.024 |
| Achromatopsia (no color) | #DFDFDF | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59F5EB
#59F5EB
oklch(88.6% 0.13 189)
- #FFC9D1
#FFC9D1
oklch(88.6% 0.062 8.5)
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 #59F5EB, closest first.
No curated palette has a color within ΔE 0.04 of #59F5EB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Aqua #0BF9EA ΔE 0.024
- Bright Light Blue #26F7FD ΔE 0.027
- Bright Cyan #41FDFE ΔE 0.028
- Bright Turquoise #0FFEF9 ΔE 0.029
- Cyan #00FFFF ΔE 0.034
- Robin's Egg #6DEDFD ΔE 0.041
- Light Turquoise #7EF4CC ΔE 0.044
- Robin Egg Blue #8AF1FE ΔE 0.049
Use #59F5EB 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.