#4F75CA#4F75CA

#4F75CA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.138 H 264.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F75CA
RGB	rgb(79, 117, 202)
HSL	hsl(221, 54%, 55%)
HSV	hsv(221, 61%, 79%)
CMYK	cmyk(60.9%, 42.1%, 0%, 20.8%)
CIE-LAB	lab(50.27, 12.94, -48.23)
CIE-LCH	lch(50.27, 49.94, 285.01°)
OKLab	oklab(57.57% -0.0136 -0.1373)
OKLCH	oklch(57.57% 0.138 264.4)
XYZ	xyz(20.2427, 18.6474, 58.3982)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F75CA #CAA44F

analogous

#4FB3CA #4F75CA #664FCA

triadic

#4F75CA #CA4F75 #75CA4F

tetradic

#4F75CA #CA4FB3 #CAA44F #4FCA66

square

#4F75CA #CA4FB3 #CAA44F #4FCA66

split-complementary

#4F75CA #CA664F #B3CA4F

monochromatic

#253F7A #3357A9 #4F75CA #7E9AD8 #ADBFE6

Accessibility & contrast

On white

4.44

#4F75CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4F75CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F75CA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F75CA	#FFFFFF	#000000	##000000
##4F75CA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7ECD

Deuteranopia (green-blind)

#3D72C8

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f75ca;
/* rgb */ color: rgb(79, 117, 202);
/* oklch */ color: oklch(57.6% 0.138 264.4);

Tailwind

colors: {
  custom: {
    50: '#8b9cda',
    500: '#4f75ca',
    950: '#000000',
  },
}

SCSS

$custom: #4f75ca;
$custom-light: #8b9cda;
$custom-dark: #000000;

JSON

{
  "hex": "#4f75ca",
  "rgb": {
    "r": 79,
    "g": 117,
    "b": 202
  },
  "hsl": {
    "h": 221.463,
    "s": 53.712,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57566,
    "c": 0.13802,
    "h": 264.4
  },
  "luminance": 0.18649
}

Semantic roles & 50–950 ramp

primary

#4F75CA

secondary

#D4C4A1

accent

#B04BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F75CA

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

Preview Lab → · Contrast checker → · Palette generator →