#59B0EE#59B0EE

#59B0EE is a light, vivid cyan. Relative luminance 0.393; OKLCH L 72.9% C 0.123 H 242.1°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#59B0EE
RGB	rgb(89, 176, 238)
HSL	hsl(205, 81%, 64%)
HSV	hsv(205, 63%, 93%)
CMYK	cmyk(62.6%, 26.1%, 0%, 6.7%)
CIE-LAB	lab(69.00, -7.75, -38.76)
CIE-LCH	lch(69.00, 39.53, 258.69°)
OKLab	oklab(72.9% -0.0576 -0.109)
OKLCH	oklch(72.9% 0.123 242.1)
XYZ	xyz(35.0720, 39.3441, 86.6182)
Luminance	0.3935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B0EE #EE9759

analogous

#59EEE1 #59B0EE #5966EE

triadic

#59B0EE #EE59B0 #B0EE59

tetradic

#59B0EE #E159EE #EE9759 #66EE59

square

#59B0EE #E159EE #EE9759 #66EE59

split-complementary

#59B0EE #EE5966 #EEE159

monochromatic

#1374BA #2196E8 #59B0EE #91CAF4 #C8E5F9

Accessibility & contrast

On white

2.37

#59B0EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#59B0EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B0EE

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B0EE	#FFFFFF	#000000	##000000
##59B0EE	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B1F1

Deuteranopia (green-blind)

#80A2ED

Tritanopia (blue-blind)

#00BFC5

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #59b0ee;
/* rgb */ color: rgb(89, 176, 238);
/* oklch */ color: oklch(72.9% 0.123 242.1);

Tailwind

colors: {
  custom: {
    50: '#95c7f3',
    500: '#59b0ee',
    950: '#000000',
  },
}

SCSS

$custom: #59b0ee;
$custom-light: #95c7f3;
$custom-dark: #000000;

JSON

{
  "hex": "#59b0ee",
  "rgb": {
    "r": 89,
    "g": 176,
    "b": 238
  },
  "hsl": {
    "h": 204.966,
    "s": 81.421,
    "l": 64.118
  },
  "oklch": {
    "l": 0.72895,
    "c": 0.12333,
    "h": 242.1
  },
  "luminance": 0.39348
}

Semantic roles & 50–950 ramp

primary

#59B0EE

secondary

#EBCDB7

accent

#6108DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #59B0EE

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

Preview Lab → · Contrast checker → · Palette generator →