#6371F2#6371F2

#6371F2 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.6% C 0.192 H 274.5°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#6371F2
RGB	rgb(99, 113, 242)
HSL	hsl(234, 85%, 67%)
HSV	hsv(234, 59%, 95%)
CMYK	cmyk(59.1%, 53.3%, 0%, 5.1%)
CIE-LAB	lab(52.81, 32.39, -66.66)
CIE-LCH	lch(52.81, 74.11, 295.91°)
OKLab	oklab(60.58% 0.015 -0.1911)
OKLCH	oklch(60.58% 0.192 274.5)
XYZ	xyz(27.0725, 20.8716, 86.5892)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6371F2 #F2E463

analogous

#63B9F2 #6371F2 #9D63F2

triadic

#6371F2 #F26371 #71F263

tetradic

#6371F2 #F263B9 #F2E463 #63F29D

square

#6371F2 #F263B9 #F2E463 #63F29D

split-complementary

#6371F2 #F29D63 #B9F263

monochromatic

#1123CA #2B3EED #6371F2 #9BA4F7 #D4D8FB

Accessibility & contrast

On white

4.06

#6371F2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#6371F2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6371F2

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6371F2	#FFFFFF	#000000	##000000
##6371F2	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B84F6

Deuteranopia (green-blind)

#0078EF

Tritanopia (blue-blind)

#008FA7

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #6371f2;
/* rgb */ color: rgb(99, 113, 242);
/* oklch */ color: oklch(60.6% 0.192 274.5);

Tailwind

colors: {
  custom: {
    50: '#9b99f7',
    500: '#6371f2',
    950: '#000000',
  },
}

SCSS

$custom: #6371f2;
$custom-light: #9b99f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6371f2",
  "rgb": {
    "r": 99,
    "g": 113,
    "b": 242
  },
  "hsl": {
    "h": 234.126,
    "s": 84.615,
    "l": 66.863
  },
  "oklch": {
    "l": 0.60579,
    "c": 0.19172,
    "h": 274.5
  },
  "luminance": 0.20874
}

Semantic roles & 50–950 ramp

primary

#6371F2

secondary

#EFEBC2

accent

#CB04E1

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6371F2

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

Preview Lab → · Contrast checker → · Palette generator →