#6478BF#6478BF

#6478BF is a mid, moderate blue. Relative luminance 0.199; OKLCH L 58.8% C 0.112 H 270.7°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#6478BF
RGB	rgb(100, 120, 191)
HSL	hsl(227, 42%, 57%)
HSV	hsv(227, 48%, 75%)
CMYK	cmyk(47.6%, 37.2%, 0%, 25.1%)
CIE-LAB	lab(51.73, 12.12, -39.56)
CIE-LCH	lch(51.73, 41.37, 287.04°)
OKLab	oklab(58.82% 0.0015 -0.1115)
OKLCH	oklch(58.82% 0.112 270.7)
XYZ	xyz(21.3730, 19.9026, 51.9955)
Luminance	0.1990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6478BF #BFAB64

analogous

#64A6BF #6478BF #7E64BF

triadic

#6478BF #BF6478 #78BF64

tetradic

#6478BF #BF64A6 #BFAB64 #64BF7E

square

#6478BF #BF64A6 #BFAB64 #64BF7E

split-complementary

#6478BF #BF7E64 #A6BF64

monochromatic

#314177 #4358A3 #6478BF #8F9ED1 #BBC3E3

Accessibility & contrast

On white

4.22

#6478BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#6478BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6478BF

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6478BF	#FFFFFF	#000000	##000000
##6478BF	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7FC2

Deuteranopia (green-blind)

#5478BD

Tritanopia (blue-blind)

#418792

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #6478bf;
/* rgb */ color: rgb(100, 120, 191);
/* oklch */ color: oklch(58.8% 0.112 270.7);

Tailwind

colors: {
  custom: {
    50: '#959ed2',
    500: '#6478bf',
    950: '#000000',
  },
}

SCSS

$custom: #6478bf;
$custom-light: #959ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#6478bf",
  "rgb": {
    "r": 100,
    "g": 120,
    "b": 191
  },
  "hsl": {
    "h": 226.813,
    "s": 41.553,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58819,
    "c": 0.11154,
    "h": 270.7
  },
  "luminance": 0.19904
}

Semantic roles & 50–950 ramp

primary

#6478BF

secondary

#D2CAAD

accent

#B656D1

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6478BF

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

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