#4F75CE#4F75CE

#4F75CE is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.8% C 0.144 H 264.9°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4F75CE
RGB	rgb(79, 117, 206)
HSL	hsl(222, 56%, 56%)
HSV	hsv(222, 62%, 81%)
CMYK	cmyk(61.7%, 43.2%, 0%, 19.2%)
CIE-LAB	lab(50.50, 14.30, -50.15)
CIE-LCH	lch(50.50, 52.15, 285.92°)
OKLab	oklab(57.81% -0.0128 -0.143)
OKLCH	oklch(57.81% 0.144 264.9)
XYZ	xyz(20.7225, 18.8393, 60.9248)
Luminance	0.1884 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F75CE #CEA84F

analogous

#4FB4CE #4F75CE #684FCE

triadic

#4F75CE #CE4F75 #75CE4F

tetradic

#4F75CE #CE4FB4 #CEA84F #4FCE68

square

#4F75CE #CE4FB4 #CEA84F #4FCE68

split-complementary

#4F75CE #CE684F #B4CE4F

monochromatic

#233F7F #3157AF #4F75CE #7F9BDB #AFC0E9

Accessibility & contrast

On white

4.40

#4F75CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4F75CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F75CE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F75CE	#FFFFFF	#000000	##000000
##4F75CE	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7ED1

Deuteranopia (green-blind)

#3973CC

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f75ce;
/* rgb */ color: rgb(79, 117, 206);
/* oklch */ color: oklch(57.8% 0.144 264.9);

Tailwind

colors: {
  custom: {
    50: '#8b9cdd',
    500: '#4f75ce',
    950: '#000000',
  },
}

SCSS

$custom: #4f75ce;
$custom-light: #8b9cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f75ce",
  "rgb": {
    "r": 79,
    "g": 117,
    "b": 206
  },
  "hsl": {
    "h": 222.047,
    "s": 56.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.57814,
    "c": 0.14356,
    "h": 264.9
  },
  "luminance": 0.18841
}

Semantic roles & 50–950 ramp

primary

#4F75CE

secondary

#D7C7A2

accent

#B248E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F75CE

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

Preview Lab → · Contrast checker → · Palette generator →