#59B1F4#59B1F4

#59B1F4 is a light, vivid cyan. Relative luminance 0.401; OKLCH L 73.4% C 0.129 H 243.9°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#59B1F4
RGB	rgb(89, 177, 244)
HSL	hsl(206, 88%, 65%)
HSV	hsv(206, 64%, 96%)
CMYK	cmyk(63.5%, 27.5%, 0%, 4.3%)
CIE-LAB	lab(69.54, -6.38, -41.19)
CIE-LCH	lch(69.54, 41.68, 261.19°)
OKLab	oklab(73.41% -0.0568 -0.116)
OKLCH	oklch(73.41% 0.129 243.9)
XYZ	xyz(36.1650, 40.0961, 91.4038)
Luminance	0.4010 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B1F4 #F49C59

analogous

#59F4E9 #59B1F4 #5964F4

triadic

#59B1F4 #F459B1 #B1F459

tetradic

#59B1F4 #E959F4 #F49C59 #64F459

square

#59B1F4 #E959F4 #F49C59 #64F459

split-complementary

#59B1F4 #F45964 #F4E959

monochromatic

#0D76C6 #2096F0 #59B1F4 #92CCF8 #CCE7FC

Accessibility & contrast

On white

2.33

#59B1F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#59B1F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B1F4

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B1F4	#FFFFFF	#000000	##000000
##59B1F4	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93B2F7

Deuteranopia (green-blind)

#7EA3F3

Tritanopia (blue-blind)

#00C1C8

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #59b1f4;
/* rgb */ color: rgb(89, 177, 244);
/* oklch */ color: oklch(73.4% 0.129 243.9);

Tailwind

colors: {
  custom: {
    50: '#96c8f8',
    500: '#59b1f4',
    950: '#000000',
  },
}

SCSS

$custom: #59b1f4;
$custom-light: #96c8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#59b1f4",
  "rgb": {
    "r": 89,
    "g": 177,
    "b": 244
  },
  "hsl": {
    "h": 205.935,
    "s": 87.571,
    "l": 65.294
  },
  "oklch": {
    "l": 0.73405,
    "c": 0.1292,
    "h": 243.9
  },
  "luminance": 0.401
}

Semantic roles & 50–950 ramp

primary

#59B1F4

secondary

#EFD1BA

accent

#6301E4

background

#F9FCFF

surface

#F2F8FF

border

#CCD1D7

text

#0F1317

muted

#7E8285

Preview Lab

Preview with #59B1F4

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

Preview Lab → · Contrast checker → · Palette generator →