#4F54BF#4F54BF

#4F54BF is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.2% C 0.165 H 276.7°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#4F54BF
RGB	rgb(79, 84, 191)
HSL	hsl(237, 47%, 53%)
HSV	hsv(237, 59%, 75%)
CMYK	cmyk(58.6%, 56%, 0%, 25.1%)
CIE-LAB	lab(40.84, 29.91, -57.04)
CIE-LCH	lch(40.84, 64.41, 297.67°)
OKLab	oklab(50.19% 0.0191 -0.1636)
OKLCH	oklch(50.19% 0.165 276.7)
XYZ	xyz(15.7957, 11.7633, 50.7183)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F54BF #BFBA4F

analogous

#4F8CBF #4F54BF #824FBF

triadic

#4F54BF #BF4F54 #54BF4F

tetradic

#4F54BF #BF4F8C #BFBA4F #4FBF82

square

#4F54BF #BF4F8C #BFBA4F #4FBF82

split-complementary

#4F54BF #BF824F #8CBF4F

monochromatic

#272A6C #383C99 #4F54BF #7C80CF #A9ABE0

Accessibility & contrast

On white

6.26

#4F54BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4F54BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F54BF

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F54BF	#FFFFFF	#000000	##FFFFFF
##4F54BF	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C3

Deuteranopia (green-blind)

#005CBD

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4f54bf;
/* rgb */ color: rgb(79, 84, 191);
/* oklch */ color: oklch(50.2% 0.165 276.7);

Tailwind

colors: {
  custom: {
    50: '#8a84d3',
    500: '#4f54bf',
    950: '#000000',
  },
}

SCSS

$custom: #4f54bf;
$custom-light: #8a84d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f54bf",
  "rgb": {
    "r": 79,
    "g": 84,
    "b": 191
  },
  "hsl": {
    "h": 237.321,
    "s": 46.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50185,
    "c": 0.16472,
    "h": 276.7
  },
  "luminance": 0.11765
}

Semantic roles & 50–950 ramp

primary

#4F54BF

secondary

#CDCB9D

accent

#D051D6

background

#F9F8FD

surface

#F1EFFA

border

#CBCAD3

text

#0D0A14

muted

#7E7C83

Preview Lab

Preview with #4F54BF

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

Preview Lab → · Contrast checker → · Palette generator →