#6375DC#6375DC

#6375DC is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.9% C 0.157 H 273.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#6375DC
RGB	rgb(99, 117, 220)
HSL	hsl(231, 63%, 63%)
HSV	hsv(231, 55%, 86%)
CMYK	cmyk(55%, 46.8%, 0%, 13.7%)
CIE-LAB	lab(52.44, 22.85, -54.92)
CIE-LCH	lch(52.44, 59.48, 292.59°)
OKLab	oklab(59.86% 0.009 -0.1565)
OKLCH	oklch(59.86% 0.157 273.3)
XYZ	xyz(24.4210, 20.5408, 70.3742)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6375DC #DCCA63

analogous

#63B2DC #6375DC #8D63DC

triadic

#6375DC #DC6375 #75DC63

tetradic

#6375DC #DC63B2 #DCCA63 #63DC8D

square

#6375DC #DC63B2 #DCCA63 #63DC8D

split-complementary

#6375DC #DC8D63 #B2DC63

monochromatic

#2437A1 #3149D1 #6375DC #95A1E7 #C7CDF2

Accessibility & contrast

On white

4.11

#6375DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#6375DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6375DC

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6375DC	#FFFFFF	#000000	##000000
##6375DC	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4583E0

Deuteranopia (green-blind)

#3578DA

Tritanopia (blue-blind)

#218C9E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6375dc;
/* rgb */ color: rgb(99, 117, 220);
/* oklch */ color: oklch(59.9% 0.157 273.3);

Tailwind

colors: {
  custom: {
    50: '#989ce7',
    500: '#6375dc',
    950: '#000000',
  },
}

SCSS

$custom: #6375dc;
$custom-light: #989ce7;
$custom-dark: #000000;

JSON

{
  "hex": "#6375dc",
  "rgb": {
    "r": 99,
    "g": 117,
    "b": 220
  },
  "hsl": {
    "h": 231.074,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.59863,
    "c": 0.15681,
    "h": 273.3
  },
  "luminance": 0.20543
}

Semantic roles & 50–950 ramp

primary

#6375DC

secondary

#E3DDB7

accent

#B11ACB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #6375DC

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

Preview Lab → · Contrast checker → · Palette generator →