#4F54C8#4F54C8

#4F54C8 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.9% C 0.177 H 276.2°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4F54C8
RGB	rgb(79, 84, 200)
HSL	hsl(238, 52%, 55%)
HSV	hsv(238, 61%, 78%)
CMYK	cmyk(60.5%, 58%, 0%, 21.6%)
CIE-LAB	lab(41.49, 32.90, -61.22)
CIE-LCH	lch(41.49, 69.50, 298.26°)
OKLab	oklab(50.87% 0.0192 -0.1759)
OKLCH	oklch(50.87% 0.177 276.2)
XYZ	xyz(16.8167, 12.1717, 56.0956)
Luminance	0.1217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F54C8 #C8C34F

analogous

#4F90C8 #4F54C8 #874FC8

triadic

#4F54C8 #C84F54 #54C84F

tetradic

#4F54C8 #C84F90 #C8C34F #4FC887

square

#4F54C8 #C84F90 #C8C34F #4FC887

split-complementary

#4F54C8 #C8874F #90C84F

monochromatic

#252977 #3439A6 #4F54C8 #7E81D7 #ACAFE5

Accessibility & contrast

On white

6.11

#4F54C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#4F54C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F54C8

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F54C8	#FFFFFF	#000000	##FFFFFF
##4F54C8	1.00	6.11	3.43	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CC

Deuteranopia (green-blind)

#005DC6

Tritanopia (blue-blind)

#007086

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4f54c8;
/* rgb */ color: rgb(79, 84, 200);
/* oklch */ color: oklch(50.9% 0.177 276.2);

Tailwind

colors: {
  custom: {
    50: '#8c84da',
    500: '#4f54c8',
    950: '#000000',
  },
}

SCSS

$custom: #4f54c8;
$custom-light: #8c84da;
$custom-dark: #000000;

JSON

{
  "hex": "#4f54c8",
  "rgb": {
    "r": 79,
    "g": 84,
    "b": 200
  },
  "hsl": {
    "h": 237.521,
    "s": 52.381,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50874,
    "c": 0.17694,
    "h": 276.2
  },
  "luminance": 0.12173
}

Semantic roles & 50–950 ramp

primary

#4F54C8

secondary

#D3D1A0

accent

#D64CDC

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F54C8

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

Preview Lab → · Contrast checker → · Palette generator →