#4751D8#4751D8

#4751D8 is a mid, highly saturated blue. Relative luminance 0.122; OKLCH L 51.1% C 0.204 H 273.5°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4751D8
RGB	rgb(71, 81, 216)
HSL	hsl(236, 65%, 56%)
HSV	hsv(236, 67%, 85%)
CMYK	cmyk(67.1%, 62.5%, 0%, 15.3%)
CIE-LAB	lab(41.50, 38.91, -70.43)
CIE-LCH	lch(41.50, 80.46, 298.92°)
OKLab	oklab(51.14% 0.0123 -0.2032)
OKLCH	oklch(51.14% 0.204 273.5)
XYZ	xyz(17.9315, 12.1807, 66.3586)
Luminance	0.1218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4751D8 #D8CE47

analogous

#479AD8 #4751D8 #8647D8

triadic

#4751D8 #D84751 #51D847

tetradic

#4751D8 #D8479A #D8CE47 #47D886

square

#4751D8 #D8479A #D8CE47 #47D886

split-complementary

#4751D8 #D88647 #9AD847

monochromatic

#1D2488 #2732BA #4751D8 #7981E3 #ACB1ED

Accessibility & contrast

On white

6.11

#4751D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4751D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4751D8

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4751D8	#FFFFFF	#000000	##FFFFFF
##4751D8	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DC

Deuteranopia (green-blind)

#005BD5

Tritanopia (blue-blind)

#00738D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4751d8;
/* rgb */ color: rgb(71, 81, 216);
/* oklch */ color: oklch(51.1% 0.204 273.5);

Tailwind

colors: {
  custom: {
    50: '#8b82e5',
    500: '#4751d8',
    950: '#000000',
  },
}

SCSS

$custom: #4751d8;
$custom-light: #8b82e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4751d8",
  "rgb": {
    "r": 71,
    "g": 81,
    "b": 216
  },
  "hsl": {
    "h": 235.862,
    "s": 65.022,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51139,
    "c": 0.20355,
    "h": 273.5
  },
  "luminance": 0.12182
}

Semantic roles & 50–950 ramp

primary

#4751D8

secondary

#DBD7A0

accent

#DC40E8

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4751D8

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

Preview Lab → · Contrast checker → · Palette generator →