#6374BE#6374BE

#6374BE is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.9% C 0.116 H 272.5°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#6374BE
RGB	rgb(99, 116, 190)
HSL	hsl(229, 41%, 57%)
HSV	hsv(229, 48%, 75%)
CMYK	cmyk(47.9%, 38.9%, 0%, 25.5%)
CIE-LAB	lab(50.52, 14.00, -40.89)
CIE-LCH	lch(50.52, 43.22, 288.91°)
OKLab	oklab(57.86% 0.0051 -0.1155)
OKLCH	oklch(57.86% 0.116 272.5)
XYZ	xyz(20.6823, 18.8599, 51.2557)
Luminance	0.1886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6374BE #BEAD63

analogous

#63A2BE #6374BE #8063BE

triadic

#6374BE #BE6374 #74BE63

tetradic

#6374BE #BE63A2 #BEAD63 #63BE80

square

#6374BE #BE63A2 #BEAD63 #63BE80

split-complementary

#6374BE #BE8063 #A2BE63

monochromatic

#313E76 #4355A1 #6374BE #8E9AD0 #B9C1E2

Accessibility & contrast

On white

4.40

#6374BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#6374BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374BE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6374BE	#FFFFFF	#000000	##000000
##6374BE	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587CC1

Deuteranopia (green-blind)

#4F75BC

Tritanopia (blue-blind)

#408390

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6374be;
/* rgb */ color: rgb(99, 116, 190);
/* oklch */ color: oklch(57.9% 0.116 272.5);

Tailwind

colors: {
  custom: {
    50: '#949bd2',
    500: '#6374be',
    950: '#000000',
  },
}

SCSS

$custom: #6374be;
$custom-light: #949bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#6374be",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 190
  },
  "hsl": {
    "h": 228.791,
    "s": 41.176,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57858,
    "c": 0.11557,
    "h": 272.5
  },
  "luminance": 0.18861
}

Semantic roles & 50–950 ramp

primary

#6374BE

secondary

#D1CAAC

accent

#BA57D1

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6374BE

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

Preview Lab → · Contrast checker → · Palette generator →