#6372CB#6372CB

#6372CB is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.2% C 0.137 H 274.2°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#6372CB
RGB	rgb(99, 114, 203)
HSL	hsl(231, 50%, 59%)
HSV	hsv(231, 51%, 80%)
CMYK	cmyk(51.2%, 43.8%, 0%, 20.4%)
CIE-LAB	lab(50.68, 19.28, -48.08)
CIE-LCH	lch(50.68, 51.80, 291.85°)
OKLab	oklab(58.21% 0.01 -0.1365)
OKLCH	oklch(58.21% 0.137 274.2)
XYZ	xyz(21.9390, 18.9977, 58.9992)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6372CB #CBBC63

analogous

#63A6CB #6372CB #8863CB

triadic

#6372CB #CB6372 #72CB63

tetradic

#6372CB #CB63A6 #CBBC63 #63CB88

square

#6372CB #CB63A6 #CBBC63 #63CB88

split-complementary

#6372CB #CB8863 #A6CB63

monochromatic

#2D3A87 #3C4EB5 #6372CB #919BDA #BFC5EA

Accessibility & contrast

On white

4.38

#6372CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#6372CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6372CB

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6372CB	#FFFFFF	#000000	##000000
##6372CB	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7DCE

Deuteranopia (green-blind)

#4275C9

Tritanopia (blue-blind)

#368595

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6372cb;
/* rgb */ color: rgb(99, 114, 203);
/* oklch */ color: oklch(58.2% 0.137 274.2);

Tailwind

colors: {
  custom: {
    50: '#969adb',
    500: '#6372cb',
    950: '#000000',
  },
}

SCSS

$custom: #6372cb;
$custom-light: #969adb;
$custom-dark: #000000;

JSON

{
  "hex": "#6372cb",
  "rgb": {
    "r": 99,
    "g": 114,
    "b": 203
  },
  "hsl": {
    "h": 231.346,
    "s": 50,
    "l": 59.216
  },
  "oklch": {
    "l": 0.58208,
    "c": 0.13687,
    "h": 274.2
  },
  "luminance": 0.18999
}

Semantic roles & 50–950 ramp

primary

#6372CB

secondary

#D9D3B1

accent

#C54EDA

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6372CB

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

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