#6351BF#6351BF

#6351BF is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.2% C 0.166 H 286.5°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#6351BF
RGB	rgb(99, 81, 191)
HSL	hsl(250, 46%, 53%)
HSV	hsv(250, 58%, 75%)
CMYK	cmyk(48.2%, 57.6%, 0%, 25.1%)
CIE-LAB	lab(41.69, 35.74, -55.59)
CIE-LCH	lch(41.69, 66.09, 302.74°)
OKLab	oklab(51.21% 0.047 -0.1588)
OKLCH	oklch(51.21% 0.166 286.5)
XYZ	xyz(17.4892, 12.2983, 50.7324)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6351BF #ADBF51

analogous

#5176BF #6351BF #9A51BF

triadic

#6351BF #BF6351 #51BF63

tetradic

#6351BF #BF5176 #ADBF51 #51BF9A

square

#6351BF #BF5176 #ADBF51 #51BF9A

split-complementary

#6351BF #BF9A51 #76BF51

monochromatic

#34286D #49399A #6351BF #8B7ECF #B3AAE0

Accessibility & contrast

On white

6.07

#6351BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#6351BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6351BF

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6351BF	#FFFFFF	#000000	##FFFFFF
##6351BF	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C3

Deuteranopia (green-blind)

#005FBD

Tritanopia (blue-blind)

#446A80

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #6351bf;
/* rgb */ color: rgb(99, 81, 191);
/* oklch */ color: oklch(51.2% 0.166 286.5);

Tailwind

colors: {
  custom: {
    50: '#9682d3',
    500: '#6351bf',
    950: '#000000',
  },
}

SCSS

$custom: #6351bf;
$custom-light: #9682d3;
$custom-dark: #000000;

JSON

{
  "hex": "#6351bf",
  "rgb": {
    "r": 99,
    "g": 81,
    "b": 191
  },
  "hsl": {
    "h": 249.818,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.51209,
    "c": 0.16562,
    "h": 286.5
  },
  "luminance": 0.12299
}

Semantic roles & 50–950 ramp

primary

#6351BF

secondary

#C6CE9E

accent

#D652C0

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #6351BF

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

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