#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
RGBrgb(89, 180, 249)
HSLhsl(206, 93%, 66%)
HSVhsv(206, 64%, 98%)
CMYKcmyk(64.3%, 27.7%, 0%, 2.4%)
CIE-LABlab(70.60, -6.43, -42.25)
CIE-LCHlch(70.60, 42.73, 261.35°)
OKLaboklab(74.31% -0.0583 -0.1191)
OKLCHoklch(74.31% 0.133 243.9)
XYZxyz(37.5335, 41.6021, 95.6561)
Luminance0.4161 (WCAG relative)
Temperaturecool
Familycyan

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
##59B4F91.002.259.329.32
#FFFFFF2.251.0021.0021.00
#0000009.3221.001.001.00
##0000009.3221.001.001.00

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 →

#59B4F9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva