#6374DC#6374DC

#6374DC is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.7% C 0.158 H 273.7°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#6374DC
RGB	rgb(99, 116, 220)
HSL	hsl(232, 63%, 63%)
HSV	hsv(232, 55%, 86%)
CMYK	cmyk(55%, 47.3%, 0%, 13.7%)
CIE-LAB	lab(52.18, 23.46, -55.33)
CIE-LCH	lch(52.18, 60.10, 292.98°)
OKLab	oklab(59.67% 0.0101 -0.1578)
OKLCH	oklch(59.67% 0.158 273.7)
XYZ	xyz(24.3051, 20.3090, 70.3355)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6374DC #DCCB63

analogous

#63B1DC #6374DC #8E63DC

triadic

#6374DC #DC6374 #74DC63

tetradic

#6374DC #DC63B1 #DCCB63 #63DC8E

square

#6374DC #DC63B1 #DCCB63 #63DC8E

split-complementary

#6374DC #DC8E63 #B1DC63

monochromatic

#2436A1 #3147D1 #6374DC #95A1E7 #C7CDF2

Accessibility & contrast

On white

4.15

#6374DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#6374DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374DC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6374DC	#FFFFFF	#000000	##000000
##6374DC	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4382E0

Deuteranopia (green-blind)

#3378DA

Tritanopia (blue-blind)

#218B9D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #6374dc;
/* rgb */ color: rgb(99, 116, 220);
/* oklch */ color: oklch(59.7% 0.158 273.7);

Tailwind

colors: {
  custom: {
    50: '#989be7',
    500: '#6374dc',
    950: '#000000',
  },
}

SCSS

$custom: #6374dc;
$custom-light: #989be7;
$custom-dark: #000000;

JSON

{
  "hex": "#6374dc",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 220
  },
  "hsl": {
    "h": 231.57,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.59667,
    "c": 0.1581,
    "h": 273.7
  },
  "luminance": 0.20311
}

Semantic roles & 50–950 ramp

primary

#6374DC

secondary

#E3DDB7

accent

#B21ACB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #6374DC

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

Preview Lab → · Contrast checker → · Palette generator →