#6375BF#6375BF

#6375BF is a mid, moderate blue. Relative luminance 0.191; OKLCH L 58.1% C 0.116 H 272.0°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#6375BF
RGB	rgb(99, 117, 191)
HSL	hsl(228, 42%, 57%)
HSV	hsv(228, 48%, 75%)
CMYK	cmyk(48.2%, 38.7%, 0%, 25.1%)
CIE-LAB	lab(50.85, 13.70, -40.95)
CIE-LCH	lch(50.85, 43.18, 288.50°)
OKLab	oklab(58.12% 0.0041 -0.1156)
OKLCH	oklch(58.12% 0.116 272)
XYZ	xyz(20.9079, 19.1356, 51.8719)
Luminance	0.1914 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6375BF #BFAD63

analogous

#63A3BF #6375BF #7F63BF

triadic

#6375BF #BF6375 #75BF63

tetradic

#6375BF #BF63A3 #BFAD63 #63BF7F

square

#6375BF #BF63A3 #BFAD63 #63BF7F

split-complementary

#6375BF #BF7F63 #A3BF63

monochromatic

#313E77 #4355A2 #6375BF #8E9BD1 #BAC2E3

Accessibility & contrast

On white

4.35

#6375BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#6375BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6375BF

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6375BF	#FFFFFF	#000000	##000000
##6375BF	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597DC2

Deuteranopia (green-blind)

#5075BD

Tritanopia (blue-blind)

#3F8591

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6375bf;
/* rgb */ color: rgb(99, 117, 191);
/* oklch */ color: oklch(58.1% 0.116 272.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#6375bf",
  "rgb": {
    "r": 99,
    "g": 117,
    "b": 191
  },
  "hsl": {
    "h": 228.261,
    "s": 41.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.58123,
    "c": 0.11571,
    "h": 272
  },
  "luminance": 0.19137
}

Semantic roles & 50–950 ramp

primary

#6375BF

secondary

#D2CAAC

accent

#B956D2

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6375BF

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

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