#4D75CE#4D75CE

#4D75CE is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.7% C 0.144 H 264.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4D75CE
RGB	rgb(77, 117, 206)
HSL	hsl(221, 57%, 55%)
HSV	hsv(221, 63%, 81%)
CMYK	cmyk(62.6%, 43.2%, 0%, 19.2%)
CIE-LAB	lab(50.40, 13.94, -50.32)
CIE-LCH	lch(50.40, 52.21, 285.48°)
OKLab	oklab(57.71% -0.0146 -0.1435)
OKLCH	oklch(57.71% 0.144 264.2)
XYZ	xyz(20.5586, 18.7547, 60.9172)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D75CE #CEA64D

analogous

#4DB6CE #4D75CE #654DCE

triadic

#4D75CE #CE4D75 #75CE4D

tetradic

#4D75CE #CE4DB6 #CEA64D #4DCE65

square

#4D75CE #CE4DB6 #CEA64D #4DCE65

split-complementary

#4D75CE #CE654D #B6CE4D

monochromatic

#233F7E #3057AE #4D75CE #7D9ADB #ADBFE8

Accessibility & contrast

On white

4.42

#4D75CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4D75CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D75CE

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D75CE	#FFFFFF	#000000	##000000
##4D75CE	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7ED1

Deuteranopia (green-blind)

#3872CC

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4d75ce;
/* rgb */ color: rgb(77, 117, 206);
/* oklch */ color: oklch(57.7% 0.144 264.2);

Tailwind

colors: {
  custom: {
    50: '#8a9cdd',
    500: '#4d75ce',
    950: '#000000',
  },
}

SCSS

$custom: #4d75ce;
$custom-light: #8a9cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4d75ce",
  "rgb": {
    "r": 77,
    "g": 117,
    "b": 206
  },
  "hsl": {
    "h": 221.395,
    "s": 56.828,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5771,
    "c": 0.14424,
    "h": 264.2
  },
  "luminance": 0.18757
}

Semantic roles & 50–950 ramp

primary

#4D75CE

secondary

#D6C6A1

accent

#B148E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4D75CE

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

Preview Lab → · Contrast checker → · Palette generator →