#4F53CB#4F53CB

#4F53CB is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.9% C 0.182 H 276.3°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#4F53CB
RGB	rgb(79, 83, 203)
HSL	hsl(238, 54%, 55%)
HSV	hsv(238, 61%, 80%)
CMYK	cmyk(61.1%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(41.47, 34.52, -62.98)
CIE-LCH	lch(41.47, 71.82, 298.73°)
OKLab	oklab(50.93% 0.0201 -0.1811)
OKLCH	oklch(50.93% 0.182 276.3)
XYZ	xyz(17.0937, 12.1592, 57.9345)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F53CB #CBC74F

analogous

#4F91CB #4F53CB #894FCB

triadic

#4F53CB #CB4F53 #53CB4F

tetradic

#4F53CB #CB4F91 #CBC74F #4FCB89

square

#4F53CB #CB4F91 #CBC74F #4FCB89

split-complementary

#4F53CB #CB894F #91CB4F

monochromatic

#24277B #3236AA #4F53CB #7E81D9 #ADAFE7

Accessibility & contrast

On white

6.12

#4F53CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#4F53CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F53CB

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F53CB	#FFFFFF	#000000	##FFFFFF
##4F53CB	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4f53cb;
/* rgb */ color: rgb(79, 83, 203);
/* oklch */ color: oklch(50.9% 0.182 276.3);

Tailwind

colors: {
  custom: {
    50: '#8d83dc',
    500: '#4f53cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f53cb;
$custom-light: #8d83dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f53cb",
  "rgb": {
    "r": 79,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 238.065,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5093,
    "c": 0.18221,
    "h": 276.3
  },
  "luminance": 0.12161
}

Semantic roles & 50–950 ramp

primary

#4F53CB

secondary

#D5D3A1

accent

#D94ADE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4F53CB

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

Preview Lab → · Contrast checker → · Palette generator →