#488DFB#488DFB

#488DFB is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.4% C 0.178 H 259.4°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX#488DFB
RGBrgb(72, 141, 251)
HSLhsl(217, 96%, 63%)
HSVhsv(217, 71%, 98%)
CMYKcmyk(71.3%, 43.8%, 0%, 1.6%)
CIE-LABlab(59.33, 14.22, -61.21)
CIE-LCHlch(59.33, 62.84, 283.07°)
OKLaboklab(65.38% -0.0328 -0.1752)
OKLCHoklch(65.38% 0.178 259.4)
XYZxyz(29.6036, 27.3893, 94.9746)
Luminance0.2739 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#488DFB #FBB648
analogous
#48E6FB #488DFB #5C48FB
triadic
#488DFB #FB488D #8DFB48
tetradic
#488DFB #FB48E6 #FBB648 #48FB5C
square
#488DFB #FB48E6 #FBB648 #48FB5C
split-complementary
#488DFB #FB5C48 #E6FB48
monochromatic
#044EC4 #0C68FA #488DFB #84B2FC #C0D8FE

Accessibility & contrast

On white

3.24
#488DFB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.48
#488DFB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #488DFB
6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##488DFB#FFFFFF#000000##000000
##488DFB1.003.246.486.48
#FFFFFF3.241.0021.0021.00
#0000006.4821.001.001.00
##0000006.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#5698FF
Deuteranopia (green-blind)
#3387F9
Tritanopia (blue-blind)
#00A7B8
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #488dfb;
/* rgb */ color: rgb(72, 141, 251);
/* oklch */ color: oklch(65.4% 0.178 259.4);
Tailwind
colors: {
  custom: {
    50: '#90adfd',
    500: '#488dfb',
    950: '#000000',
  },
}
SCSS
$custom: #488dfb;
$custom-light: #90adfd;
$custom-dark: #000000;
JSON
{
  "hex": "#488dfb",
  "rgb": {
    "r": 72,
    "g": 141,
    "b": 251
  },
  "hsl": {
    "h": 216.872,
    "s": 95.722,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65377,
    "c": 0.17828,
    "h": 259.4
  },
  "luminance": 0.27393
}

Semantic roles & 50–950 ramp

primary
#488DFB
secondary
#EFD7B0
accent
#8D00E6
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0E1018
muted
#7E7F86

Preview Lab

Preview with #488DFB

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

Preview Lab → · Contrast checker → · Palette generator →

#488DFB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva