#4371DC#4371DC

#4371DC is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.3% C 0.171 H 264.2°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX#4371DC
RGBrgb(67, 113, 220)
HSLhsl(222, 69%, 56%)
HSVhsv(222, 70%, 86%)
CMYKcmyk(69.5%, 48.6%, 0%, 13.7%)
CIE-LABlab(49.70, 19.72, -59.41)
CIE-LCHlch(49.70, 62.60, 288.36°)
OKLaboklab(57.32% -0.0173 -0.1705)
OKLCHoklch(57.32% 0.171 264.2)
XYZxyz(21.1336, 18.1687, 70.0894)
Luminance0.1817 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4371DC #DCAE43
analogous
#43BEDC #4371DC #6243DC
triadic
#4371DC #DC4371 #71DC43
tetradic
#4371DC #DC43BE #DCAE43 #43DC62
square
#4371DC #DC43BE #DCAE43 #43DC62
split-complementary
#4371DC #DC6243 #BEDC43
monochromatic
#1A3C8B #2352BE #4371DC #7798E6 #AABFEF

Accessibility & contrast

On white

4.53
#4371DC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.63
#4371DC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4371DC
4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4371DC#FFFFFF#000000##000000
##4371DC1.004.534.634.63
#FFFFFF4.531.0021.0021.00
#0000004.6321.001.001.00
##0000004.6321.001.001.00

Color blindness preview

Protanopia (red-blind)
#357EE0
Deuteranopia (green-blind)
#0070DA
Tritanopia (blue-blind)
#008A9C
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #4371dc;
/* rgb */ color: rgb(67, 113, 220);
/* oklch */ color: oklch(57.3% 0.171 264.2);
Tailwind
colors: {
  custom: {
    50: '#8999e7',
    500: '#4371dc',
    950: '#000000',
  },
}
SCSS
$custom: #4371dc;
$custom-light: #8999e7;
$custom-dark: #000000;
JSON
{
  "hex": "#4371dc",
  "rgb": {
    "r": 67,
    "g": 113,
    "b": 220
  },
  "hsl": {
    "h": 221.961,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57322,
    "c": 0.17135,
    "h": 264.2
  },
  "luminance": 0.18171
}

Semantic roles & 50–950 ramp

primary
#4371DC
secondary
#DDCA9E
accent
#B73CEB
background
#F9F9FE
surface
#F1F2FD
border
#CBCCD5
text
#0D0D16
muted
#7E7E84

Preview Lab

Preview with #4371DC

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

Preview Lab → · Contrast checker → · Palette generator →

#4371DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva