#6375BE#6375BE

#6375BE is a mid, moderate blue. Relative luminance 0.191; OKLCH L 58.1% C 0.114 H 272.0°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#6375BE
RGB	rgb(99, 117, 190)
HSL	hsl(228, 41%, 57%)
HSV	hsv(228, 48%, 75%)
CMYK	cmyk(47.9%, 38.4%, 0%, 25.5%)
CIE-LAB	lab(50.79, 13.39, -40.46)
CIE-LCH	lch(50.79, 42.62, 288.32°)
OKLab	oklab(58.07% 0.0039 -0.1142)
OKLCH	oklch(58.07% 0.114 272)
XYZ	xyz(20.7982, 19.0917, 51.2944)
Luminance	0.1909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6375BE #BEAC63

analogous

#63A3BE #6375BE #7F63BE

triadic

#6375BE #BE6375 #75BE63

tetradic

#6375BE #BE63A3 #BEAC63 #63BE7F

square

#6375BE #BE63A3 #BEAC63 #63BE7F

split-complementary

#6375BE #BE7F63 #A3BE63

monochromatic

#313F76 #4356A1 #6375BE #8E9BD0 #B9C1E2

Accessibility & contrast

On white

4.36

#6375BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#6375BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6375BE

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6375BE	#FFFFFF	#000000	##000000
##6375BE	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597DC1

Deuteranopia (green-blind)

#5175BC

Tritanopia (blue-blind)

#408490

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6375be;
/* rgb */ color: rgb(99, 117, 190);
/* oklch */ color: oklch(58.1% 0.114 272.0);

Tailwind

colors: {
  custom: {
    50: '#949cd2',
    500: '#6375be',
    950: '#000000',
  },
}

SCSS

$custom: #6375be;
$custom-light: #949cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#6375be",
  "rgb": {
    "r": 99,
    "g": 117,
    "b": 190
  },
  "hsl": {
    "h": 228.132,
    "s": 41.176,
    "l": 56.667
  },
  "oklch": {
    "l": 0.58067,
    "c": 0.11427,
    "h": 272
  },
  "luminance": 0.19093
}

Semantic roles & 50–950 ramp

primary

#6375BE

secondary

#D1CAAC

accent

#B957D1

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6375BE

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

Preview Lab → · Contrast checker → · Palette generator →