#4A57D9#4A57D9

#4A57D9 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.4% C 0.197 H 273.2°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#4A57D9
RGB	rgb(74, 87, 217)
HSL	hsl(235, 65%, 57%)
HSV	hsv(235, 66%, 85%)
CMYK	cmyk(65.9%, 59.9%, 0%, 14.9%)
CIE-LAB	lab(43.18, 35.98, -68.25)
CIE-LCH	lch(43.18, 77.15, 297.80°)
OKLab	oklab(52.45% 0.0109 -0.1967)
OKLCH	oklch(52.45% 0.197 273.2)
XYZ	xyz(18.7524, 13.2803, 67.2073)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A57D9 #D9CC4A

analogous

#4A9FD9 #4A57D9 #844AD9

triadic

#4A57D9 #D94A57 #57D94A

tetradic

#4A57D9 #D94A9F #D9CC4A #4AD984

square

#4A57D9 #D94A9F #D9CC4A #4AD984

split-complementary

#4A57D9 #D9844A #9FD94A

monochromatic

#1D278B #2836BE #4A57D9 #7D86E4 #AFB5EE

Accessibility & contrast

On white

5.74

#4A57D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#4A57D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A57D9

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A57D9	#FFFFFF	#000000	##FFFFFF
##4A57D9	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDD

Deuteranopia (green-blind)

#0060D6

Tritanopia (blue-blind)

#007790

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4a57d9;
/* rgb */ color: rgb(74, 87, 217);
/* oklch */ color: oklch(52.4% 0.197 273.2);

Tailwind

colors: {
  custom: {
    50: '#8c86e6',
    500: '#4a57d9',
    950: '#000000',
  },
}

SCSS

$custom: #4a57d9;
$custom-light: #8c86e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4a57d9",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 234.545,
    "s": 65.297,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52449,
    "c": 0.19697,
    "h": 273.2
  },
  "luminance": 0.13282
}

Semantic roles & 50–950 ramp

primary

#4A57D9

secondary

#DCD7A2

accent

#D940E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4A57D9

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

Preview Lab → · Contrast checker → · Palette generator →