#4851CB#4851CB

#4851CB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.1% C 0.186 H 274.3°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4851CB
RGB	rgb(72, 81, 203)
HSL	hsl(236, 56%, 54%)
HSV	hsv(236, 65%, 80%)
CMYK	cmyk(64.5%, 60.1%, 0%, 20.4%)
CIE-LAB	lab(40.53, 34.65, -64.53)
CIE-LCH	lch(40.53, 73.24, 298.23°)
OKLab	oklab(50.12% 0.0139 -0.1858)
OKLCH	oklch(50.12% 0.186 274.3)
XYZ	xyz(16.3908, 11.5730, 57.8584)
Luminance	0.1157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4851CB #CBC248

analogous

#4893CB #4851CB #8148CB

triadic

#4851CB #CB4851 #51CB48

tetradic

#4851CB #CB4893 #CBC248 #48CB81

square

#4851CB #CB4893 #CBC248 #48CB81

split-complementary

#4851CB #CB8148 #93CB48

monochromatic

#222877 #2F37A6 #4851CB #787ED9 #A7ACE6

Accessibility & contrast

On white

6.34

#4851CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4851CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4851CB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4851CB	#FFFFFF	#000000	##FFFFFF
##4851CB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4851cb;
/* rgb */ color: rgb(72, 81, 203);
/* oklch */ color: oklch(50.1% 0.186 274.3);

Tailwind

colors: {
  custom: {
    50: '#8982dc',
    500: '#4851cb',
    950: '#000000',
  },
}

SCSS

$custom: #4851cb;
$custom-light: #8982dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4851cb",
  "rgb": {
    "r": 72,
    "g": 81,
    "b": 203
  },
  "hsl": {
    "h": 235.878,
    "s": 55.745,
    "l": 53.922
  },
  "oklch": {
    "l": 0.50117,
    "c": 0.18636,
    "h": 274.3
  },
  "luminance": 0.11574
}

Semantic roles & 50–950 ramp

primary

#4851CB

secondary

#D3D09B

accent

#D549DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4851CB

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

Preview Lab → · Contrast checker → · Palette generator →