#59B0EF#59B0EF

#59B0EF is a light, vivid cyan. Relative luminance 0.394; OKLCH L 72.9% C 0.124 H 242.6°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#59B0EF
RGB	rgb(89, 176, 239)
HSL	hsl(205, 82%, 64%)
HSV	hsv(205, 63%, 94%)
CMYK	cmyk(62.8%, 26.4%, 0%, 6.3%)
CIE-LAB	lab(69.04, -7.43, -39.24)
CIE-LCH	lch(69.04, 39.94, 259.28°)
OKLab	oklab(72.94% -0.0573 -0.1104)
OKLCH	oklch(72.94% 0.124 242.6)
XYZ	xyz(35.2193, 39.4030, 87.3941)
Luminance	0.3941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B0EF #EF9859

analogous

#59EFE3 #59B0EF #5965EF

triadic

#59B0EF #EF59B0 #B0EF59

tetradic

#59B0EF #E359EF #EF9859 #65EF59

square

#59B0EF #E359EF #EF9859 #65EF59

split-complementary

#59B0EF #EF5965 #EFE359

monochromatic

#1274BC #2195EA #59B0EF #91CBF4 #C9E5FA

Accessibility & contrast

On white

2.36

#59B0EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#59B0EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B0EF

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B0EF	#FFFFFF	#000000	##000000
##59B0EF	1.00	2.36	8.88	8.88
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B1F2

Deuteranopia (green-blind)

#7FA2EE

Tritanopia (blue-blind)

#00BFC6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #59b0ef;
/* rgb */ color: rgb(89, 176, 239);
/* oklch */ color: oklch(72.9% 0.124 242.6);

Tailwind

colors: {
  custom: {
    50: '#95c7f4',
    500: '#59b0ef',
    950: '#000000',
  },
}

SCSS

$custom: #59b0ef;
$custom-light: #95c7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#59b0ef",
  "rgb": {
    "r": 89,
    "g": 176,
    "b": 239
  },
  "hsl": {
    "h": 205.2,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.72943,
    "c": 0.12442,
    "h": 242.6
  },
  "luminance": 0.39407
}

Semantic roles & 50–950 ramp

primary

#59B0EF

secondary

#ECCEB8

accent

#6107DF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #59B0EF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →