#6374C8#6374C8

#6374C8 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.4% C 0.130 H 273.1°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#6374C8
RGB	rgb(99, 116, 200)
HSL	hsl(230, 48%, 59%)
HSV	hsv(230, 51%, 78%)
CMYK	cmyk(50.5%, 42%, 0%, 21.6%)
CIE-LAB	lab(51.05, 17.11, -45.78)
CIE-LCH	lch(51.05, 48.88, 290.49°)
OKLab	oklab(58.44% 0.0071 -0.1298)
OKLCH	oklch(58.44% 0.13 273.1)
XYZ	xyz(21.8130, 19.3122, 57.2106)
Luminance	0.1931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6374C8 #C8B763

analogous

#63A6C8 #6374C8 #8463C8

triadic

#6374C8 #C86374 #74C863

tetradic

#6374C8 #C863A6 #C8B763 #63C884

square

#6374C8 #C863A6 #C8B763 #63C884

split-complementary

#6374C8 #C88463 #A6C863

monochromatic

#2E3C83 #3E51B0 #6374C8 #909CD8 #BDC5E8

Accessibility & contrast

On white

4.32

#6374C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#6374C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374C8

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6374C8	#FFFFFF	#000000	##000000
##6374C8	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#527ECB

Deuteranopia (green-blind)

#4876C6

Tritanopia (blue-blind)

#388694

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6374c8;
/* rgb */ color: rgb(99, 116, 200);
/* oklch */ color: oklch(58.4% 0.130 273.1);

Tailwind

colors: {
  custom: {
    50: '#959bd9',
    500: '#6374c8',
    950: '#000000',
  },
}

SCSS

$custom: #6374c8;
$custom-light: #959bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#6374c8",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 200
  },
  "hsl": {
    "h": 229.901,
    "s": 47.867,
    "l": 58.627
  },
  "oklch": {
    "l": 0.58435,
    "c": 0.12996,
    "h": 273.1
  },
  "luminance": 0.19314
}

Semantic roles & 50–950 ramp

primary

#6374C8

secondary

#D7D1AF

accent

#C150D7

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6374C8

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

Preview Lab → · Contrast checker → · Palette generator →