#4A57D8#4A57D8

#4A57D8 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.4% C 0.196 H 273.2°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4A57D8
RGB	rgb(74, 87, 216)
HSL	hsl(235, 65%, 57%)
HSV	hsv(235, 66%, 85%)
CMYK	cmyk(65.7%, 59.7%, 0%, 15.3%)
CIE-LAB	lab(43.11, 35.64, -67.80)
CIE-LCH	lch(43.11, 76.60, 297.73°)
OKLab	oklab(52.37% 0.0109 -0.1954)
OKLCH	oklch(52.37% 0.196 273.2)
XYZ	xyz(18.6228, 13.2284, 66.5244)
Luminance	0.1323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A57D8 #D8CB4A

analogous

#4A9ED8 #4A57D8 #844AD8

triadic

#4A57D8 #D84A57 #57D84A

tetradic

#4A57D8 #D84A9E #D8CB4A #4AD884

square

#4A57D8 #D84A9E #D8CB4A #4AD884

split-complementary

#4A57D8 #D8844A #9ED84A

monochromatic

#1E288A #2936BC #4A57D8 #7C86E3 #AFB4EE

Accessibility & contrast

On white

5.76

#4A57D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#4A57D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A57D8

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A57D8	#FFFFFF	#000000	##FFFFFF
##4A57D8	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDC

Deuteranopia (green-blind)

#0060D5

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4a57d8;
/* rgb */ color: rgb(74, 87, 216);
/* oklch */ color: oklch(52.4% 0.196 273.2);

Tailwind

colors: {
  custom: {
    50: '#8c86e5',
    500: '#4a57d8',
    950: '#000000',
  },
}

SCSS

$custom: #4a57d8;
$custom-light: #8c86e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4a57d8",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 216
  },
  "hsl": {
    "h": 234.507,
    "s": 64.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.52368,
    "c": 0.19566,
    "h": 273.2
  },
  "luminance": 0.1323
}

Semantic roles & 50–950 ramp

primary

#4A57D8

secondary

#DCD7A2

accent

#D840E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4A57D8

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

Preview Lab → · Contrast checker → · Palette generator →