#59B4F9#59B4F9

#59B4F9 is a light, vivid cyan. Relative luminance 0.416; OKLCH L 74.3% C 0.133 H 243.9°. Best body text is #000000 at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#59B4F9
RGB	rgb(89, 180, 249)
HSL	hsl(206, 93%, 66%)
HSV	hsv(206, 64%, 98%)
CMYK	cmyk(64.3%, 27.7%, 0%, 2.4%)
CIE-LAB	lab(70.60, -6.43, -42.25)
CIE-LCH	lch(70.60, 42.73, 261.35°)
OKLab	oklab(74.31% -0.0583 -0.1191)
OKLCH	oklch(74.31% 0.133 243.9)
XYZ	xyz(37.5335, 41.6021, 95.6561)
Luminance	0.4161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B4F9 #F99E59

analogous

#59F9EE #59B4F9 #5964F9

triadic

#59B4F9 #F959B4 #B4F959

tetradic

#59B4F9 #EE59F9 #F99E59 #64F959

square

#59B4F9 #EE59F9 #F99E59 #64F959

split-complementary

#59B4F9 #F95964 #F9EE59

monochromatic

#087AD0 #1E99F7 #59B4F9 #94CFFB #CFE9FD

Accessibility & contrast

On white

2.25

#59B4F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.32

#59B4F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B4F9

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B4F9	#FFFFFF	#000000	##000000
##59B4F9	1.00	2.25	9.32	9.32
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.32	21.00	1.00	1.00
##000000	9.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B5FC

Deuteranopia (green-blind)

#7FA6F8

Tritanopia (blue-blind)

#00C5CC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #59b4f9;
/* rgb */ color: rgb(89, 180, 249);
/* oklch */ color: oklch(74.3% 0.133 243.9);

Tailwind

colors: {
  custom: {
    50: '#96cafb',
    500: '#59b4f9',
    950: '#000000',
  },
}

SCSS

$custom: #59b4f9;
$custom-light: #96cafb;
$custom-dark: #000000;

JSON

{
  "hex": "#59b4f9",
  "rgb": {
    "r": 89,
    "g": 180,
    "b": 249
  },
  "hsl": {
    "h": 205.875,
    "s": 93.023,
    "l": 66.275
  },
  "oklch": {
    "l": 0.74312,
    "c": 0.13259,
    "h": 243.9
  },
  "luminance": 0.41606
}

Semantic roles & 50–950 ramp

primary

#59B4F9

secondary

#F1D3BD

accent

#6300E6

background

#FAFCFF

surface

#F3F8FF

border

#CDD1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #59B4F9

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

Preview Lab → · Contrast checker → · Palette generator →