#634BF1#634BF1

#634BF1 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 54.3% C 0.235 H 281.7°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX#634BF1
RGBrgb(99, 75, 241)
HSLhsl(249, 86%, 62%)
HSVhsv(249, 69%, 95%)
CMYKcmyk(58.9%, 68.9%, 0%, 5.5%)
CIE-LABlab(44.28, 54.13, -79.98)
CIE-LCHlch(44.28, 96.58, 304.09°)
OKLaboklab(54.3% 0.0479 -0.2304)
OKLCHoklch(54.3% 0.235 281.7)
XYZxyz(23.5339, 14.0341, 84.6707)
Luminance0.1404 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#634BF1 #D9F14B
analogous
#4B86F1 #634BF1 #B64BF1
triadic
#634BF1 #F1634B #4BF163
tetradic
#634BF1 #F14B86 #D9F14B #4BF1B6
square
#634BF1 #F14B86 #D9F14B #4BF1B6
split-complementary
#634BF1 #F1B64B #86F14B
monochromatic
#260EB4 #3212EC #634BF1 #9484F5 #C5BDFA

Accessibility & contrast

On white

5.52
#634BF1 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.81
#634BF1 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634BF1
5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##634BF1#FFFFFF#000000##FFFFFF
##634BF11.005.523.815.52
#FFFFFF5.521.0021.001.00
#0000003.8121.001.0021.00
##FFFFFF5.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006EF6
Deuteranopia (green-blind)
#0063EE
Tritanopia (blue-blind)
#007799
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #634bf1;
/* rgb */ color: rgb(99, 75, 241);
/* oklch */ color: oklch(54.3% 0.235 281.7);
Tailwind
colors: {
  custom: {
    50: '#9e7ff7',
    500: '#634bf1',
    950: '#000000',
  },
}
SCSS
$custom: #634bf1;
$custom-light: #9e7ff7;
$custom-dark: #000000;
JSON
{
  "hex": "#634bf1",
  "rgb": {
    "r": 99,
    "g": 75,
    "b": 241
  },
  "hsl": {
    "h": 248.675,
    "s": 85.567,
    "l": 61.961
  },
  "oklch": {
    "l": 0.543,
    "c": 0.23538,
    "h": 281.7
  },
  "luminance": 0.14036
}

Semantic roles & 50–950 ramp

primary
#634BF1
secondary
#E2EBAD
accent
#E203C2
background
#FAF7FF
surface
#F4EEFF
border
#CEC9D7
text
#100A17
muted
#7F7C85

Preview Lab

Preview with #634BF1

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

Preview Lab → · Contrast checker → · Palette generator →

#634BF1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva