#4A579D#4A579D

#4A579D is a mid, moderate blue. Relative luminance 0.107; OKLCH L 48.1% C 0.113 H 273.5°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#4A579D
RGB	rgb(74, 87, 157)
HSL	hsl(231, 36%, 45%)
HSV	hsv(231, 53%, 62%)
CMYK	cmyk(52.9%, 44.6%, 0%, 38.4%)
CIE-LAB	lab(39.08, 15.60, -39.79)
CIE-LCH	lch(39.08, 42.74, 291.41°)
OKLab	oklab(48.06% 0.0069 -0.113)
OKLCH	oklch(48.06% 0.113 273.5)
XYZ	xyz(12.3161, 10.7058, 33.3092)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A579D #9D904A

analogous

#4A819D #4A579D #664A9D

triadic

#4A579D #9D4A57 #579D4A

tetradic

#4A579D #9D4A81 #9D904A #4A9D66

square

#4A579D #9D4A81 #9D904A #4A9D66

split-complementary

#4A579D #9D664A #819D4A

monochromatic

#23294A #364073 #4A579D #6B77B9 #959DCD

Accessibility & contrast

On white

6.68

#4A579D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4A579D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A579D

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A579D	#FFFFFF	#000000	##FFFFFF
##4A579D	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A60A0

Deuteranopia (green-blind)

#31599B

Tritanopia (blue-blind)

#256672

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4a579d;
/* rgb */ color: rgb(74, 87, 157);
/* oklch */ color: oklch(48.1% 0.113 273.5);

Tailwind

colors: {
  custom: {
    50: '#8286ba',
    500: '#4a579d',
    950: '#000000',
  },
}

SCSS

$custom: #4a579d;
$custom-light: #8286ba;
$custom-dark: #000000;

JSON

{
  "hex": "#4a579d",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 157
  },
  "hsl": {
    "h": 230.602,
    "s": 35.931,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48064,
    "c": 0.11323,
    "h": 273.5
  },
  "luminance": 0.10707
}

Semantic roles & 50–950 ramp

primary

#4A579D

secondary

#B9B28A

accent

#BA5CCC

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #4A579D

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

Preview Lab → · Contrast checker → · Palette generator →