#59D3FA
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(81.3% 0.12 222.5), rgb(89, 211, 250).
Aa
Black text reads best on this color (12.12:1).
About this color
#59D3FA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.120 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.031 away. Black text reads best on it, at 12.12:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 12.12:1 |
| White text | 1.73:1 |
Values
| HEX | #59D3FA |
| RGB | rgb(89, 211, 250) |
| HSL | hsl(195, 94%, 66%) |
| OKLCH | oklch(81.3% 0.12 222.5) |
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 #59D3FA | 1.73:1 | Fails | Lc -34.9 | Non-text elements, placeholder text |
| Black text on #59D3FA | 12.12:1 | AAA | Lc 72.8 | Content text, not long reading |
| #59D3FA text on white | 1.73:1 | Fails | Lc 31.1 | Non-text elements, placeholder text |
| #59D3FA text on black | 12.12:1 | AAA | Lc -71.7 | 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
#EAF8FD
oklch(97% 0.016 221.1)
-
Step 100
100
#D2F0FB
oklch(93.7% 0.035 221.9)
-
Step 200
200
#A9E4F9
oklch(88.6% 0.066 221.9)
-
Step 300
300 (this color)
#59D3FA
oklch(81.3% 0.12 222.5)
-
Step 400
400
#00B2DB
oklch(70.8% 0.131 222.1)
-
Step 500
500
#0098BC
oklch(63% 0.117 222.5)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#59D3FA 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) | #BCCEFC | 0.097 |
| Deuteranopia (no green cones) | #A6BDFA | 0.087 |
| Tritanopia (no blue cones) | #00DFDF | 0.065 |
| Achromatopsia (no color) | #C5C5C5 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59D3FA
#59D3FA
oklch(81.3% 0.12 222.5)
- #FFAA88
#FFAA88
oklch(81.3% 0.111 42.6)
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 #59D3FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.031
- Lightblue #7BC8F6 ΔE 0.035
- Light Sky Blue #87CEFA ΔE 0.038
- Bright Sky Blue #02CCFE ΔE 0.039
- Sky #82CAFC ΔE 0.039
- Sky Blue #87CEEB ΔE 0.039
- Aqua Blue #02D8E9 ΔE 0.043
- Baby Blue #A2CFFE ΔE 0.066
Use #59D3FA 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.