#4F75DD#4F75DD

#4F75DD is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.8% C 0.164 H 266.3°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4F75DD
RGB	rgb(79, 117, 221)
HSL	hsl(224, 68%, 59%)
HSV	hsv(224, 64%, 87%)
CMYK	cmyk(64.3%, 47.1%, 0%, 13.3%)
CIE-LAB	lab(51.39, 19.45, -57.24)
CIE-LCH	lch(51.39, 60.45, 288.77°)
OKLab	oklab(58.78% -0.0105 -0.1638)
OKLCH	oklch(58.78% 0.164 266.3)
XYZ	xyz(22.6324, 19.6032, 70.9837)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F75DD #DDB74F

analogous

#4FBCDD #4F75DD #704FDD

triadic

#4F75DD #DD4F75 #75DD4F

tetradic

#4F75DD #DD4FBC #DDB74F #4FDD70

square

#4F75DD #DD4FBC #DDB74F #4FDD70

split-complementary

#4F75DD #DD704F #BCDD4F

monochromatic

#1D3D95 #2752C8 #4F75DD #829DE7 #B6C5F1

Accessibility & contrast

On white

4.27

#4F75DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4F75DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F75DD

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F75DD	#FFFFFF	#000000	##000000
##4F75DD	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4081E1

Deuteranopia (green-blind)

#2374DB

Tritanopia (blue-blind)

#008D9E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f75dd;
/* rgb */ color: rgb(79, 117, 221);
/* oklch */ color: oklch(58.8% 0.164 266.3);

Tailwind

colors: {
  custom: {
    50: '#8e9ce8',
    500: '#4f75dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f75dd;
$custom-light: #8e9ce8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f75dd",
  "rgb": {
    "r": 79,
    "g": 117,
    "b": 221
  },
  "hsl": {
    "h": 223.944,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.5878,
    "c": 0.16413,
    "h": 266.3
  },
  "luminance": 0.19605
}

Semantic roles & 50–950 ramp

primary

#4F75DD

secondary

#E0D1A8

accent

#BC3DEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F75DD

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

Preview Lab → · Contrast checker → · Palette generator →