#4757DC#4757DC

#4757DC is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 52.5% C 0.202 H 272.2°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4757DC
RGB	rgb(71, 87, 220)
HSL	hsl(234, 68%, 57%)
HSV	hsv(234, 68%, 86%)
CMYK	cmyk(67.7%, 60.5%, 0%, 13.7%)
CIE-LAB	lab(43.24, 36.59, -69.87)
CIE-LCH	lch(43.24, 78.87, 297.64°)
OKLab	oklab(52.52% 0.0076 -0.2015)
OKLCH	oklch(52.52% 0.202 272.2)
XYZ	xyz(18.9207, 13.3215, 69.2705)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757DC #DCCC47

analogous

#47A2DC #4757DC #8247DC

triadic

#4757DC #DC4757 #57DC47

tetradic

#4757DC #DC47A2 #DCCC47 #47DC82

square

#4757DC #DC47A2 #DCCC47 #47DC82

split-complementary

#4757DC #DC8247 #A2DC47

monochromatic

#1B278E #2536C1 #4757DC #7A86E6 #AEB5F0

Accessibility & contrast

On white

5.73

#4757DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#4757DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757DC

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757DC	#FFFFFF	#000000	##FFFFFF
##4757DC	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE0

Deuteranopia (green-blind)

#005FD9

Tritanopia (blue-blind)

#007891

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4757dc;
/* rgb */ color: rgb(71, 87, 220);
/* oklch */ color: oklch(52.5% 0.202 272.2);

Tailwind

colors: {
  custom: {
    50: '#8c86e8',
    500: '#4757dc',
    950: '#000000',
  },
}

SCSS

$custom: #4757dc;
$custom-light: #8c86e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4757dc",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 220
  },
  "hsl": {
    "h": 233.557,
    "s": 68.037,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52521,
    "c": 0.20163,
    "h": 272.2
  },
  "luminance": 0.13323
}

Semantic roles & 50–950 ramp

primary

#4757DC

secondary

#DED7A1

accent

#D83DEB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4757DC

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

Preview Lab → · Contrast checker → · Palette generator →