#4A57AC#4A57AC

#4A57AC is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.1% C 0.135 H 273.8°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#4A57AC
RGB	rgb(74, 87, 172)
HSL	hsl(232, 40%, 48%)
HSV	hsv(232, 57%, 67%)
CMYK	cmyk(57%, 49.4%, 0%, 32.5%)
CIE-LAB	lab(40.00, 20.64, -47.25)
CIE-LCH	lch(40.00, 51.56, 293.59°)
OKLab	oklab(49.06% 0.009 -0.1349)
OKLCH	oklch(49.06% 0.135 273.8)
XYZ	xyz(13.6762, 11.2498, 40.4725)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A57AC #AC9F4A

analogous

#4A88AC #4A57AC #6E4AAC

triadic

#4A57AC #AC4A57 #57AC4A

tetradic

#4A57AC #AC4A88 #AC9F4A #4AAC6E

square

#4A57AC #AC4A88 #AC9F4A #4AAC6E

split-complementary

#4A57AC #AC6E4A #88AC4A

monochromatic

#252C56 #384181 #4A57AC #717CC2 #9CA3D4

Accessibility & contrast

On white

6.46

#4A57AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#4A57AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A57AC

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A57AC	#FFFFFF	#000000	##FFFFFF
##4A57AC	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D63AF

Deuteranopia (green-blind)

#1E5AAA

Tritanopia (blue-blind)

#0F6A79

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4a57ac;
/* rgb */ color: rgb(74, 87, 172);
/* oklch */ color: oklch(49.1% 0.135 273.8);

Tailwind

colors: {
  custom: {
    50: '#8586c5',
    500: '#4a57ac',
    950: '#000000',
  },
}

SCSS

$custom: #4a57ac;
$custom-light: #8586c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4a57ac",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 172
  },
  "hsl": {
    "h": 232.041,
    "s": 39.837,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49059,
    "c": 0.13522,
    "h": 273.8
  },
  "luminance": 0.11251
}

Semantic roles & 50–950 ramp

primary

#4A57AC

secondary

#C1BB91

accent

#C058D0

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4A57AC

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

Preview Lab → · Contrast checker → · Palette generator →