#59B3ED#59B3ED

#59B3ED is a light, vivid cyan. Relative luminance 0.405; OKLCH L 73.5% C 0.120 H 239.5°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#59B3ED
RGB	rgb(89, 179, 237)
HSL	hsl(204, 80%, 64%)
HSV	hsv(204, 62%, 93%)
CMYK	cmyk(62.4%, 24.5%, 0%, 7.1%)
CIE-LAB	lab(69.81, -9.71, -36.96)
CIE-LCH	lch(69.81, 38.22, 255.29°)
OKLab	oklab(73.52% -0.061 -0.1038)
OKLCH	oklch(73.52% 0.12 239.5)
XYZ	xyz(35.5202, 40.4749, 86.0449)
Luminance	0.4048 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B3ED #ED9359

analogous

#59EDDD #59B3ED #5969ED

triadic

#59B3ED #ED59B3 #B3ED59

tetradic

#59B3ED #DD59ED #ED9359 #69ED59

square

#59B3ED #DD59ED #ED9359 #69ED59

split-complementary

#59B3ED #ED5969 #EDDD59

monochromatic

#1478B8 #229AE7 #59B3ED #90CCF3 #C7E6F9

Accessibility & contrast

On white

2.31

#59B3ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.10

#59B3ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B3ED

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B3ED	#FFFFFF	#000000	##000000
##59B3ED	1.00	2.31	9.10	9.10
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.10	21.00	1.00	1.00
##000000	9.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98B3F0

Deuteranopia (green-blind)

#84A4EC

Tritanopia (blue-blind)

#00C2C7

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #59b3ed;
/* rgb */ color: rgb(89, 179, 237);
/* oklch */ color: oklch(73.5% 0.120 239.5);

Tailwind

colors: {
  custom: {
    50: '#95c9f3',
    500: '#59b3ed',
    950: '#000000',
  },
}

SCSS

$custom: #59b3ed;
$custom-light: #95c9f3;
$custom-dark: #000000;

JSON

{
  "hex": "#59b3ed",
  "rgb": {
    "r": 89,
    "g": 179,
    "b": 237
  },
  "hsl": {
    "h": 203.514,
    "s": 80.435,
    "l": 63.922
  },
  "oklch": {
    "l": 0.7352,
    "c": 0.12043,
    "h": 239.5
  },
  "luminance": 0.40478
}

Semantic roles & 50–950 ramp

primary

#59B3ED

secondary

#EBCBB7

accent

#5C09DD

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #59B3ED

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

Preview Lab → · Contrast checker → · Palette generator →