#4D74CB#4D74CB

#4D74CB is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.3% C 0.141 H 264.2°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4D74CB
RGB	rgb(77, 116, 203)
HSL	hsl(221, 55%, 55%)
HSV	hsv(221, 62%, 80%)
CMYK	cmyk(62.1%, 42.9%, 0%, 20.4%)
CIE-LAB	lab(49.95, 13.52, -49.32)
CIE-LCH	lch(49.95, 51.14, 285.33°)
OKLab	oklab(57.31% -0.0142 -0.1406)
OKLCH	oklch(57.31% 0.141 264.2)
XYZ	xyz(20.0817, 18.3786, 58.9775)
Luminance	0.1838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D74CB #CBA44D

analogous

#4DB3CB #4D74CB #654DCB

triadic

#4D74CB #CB4D74 #74CB4D

tetradic

#4D74CB #CB4DB3 #CBA44D #4DCB65

square

#4D74CB #CB4DB3 #CBA44D #4DCB65

split-complementary

#4D74CB #CB654D #B3CB4D

monochromatic

#243E7A #3157A9 #4D74CB #7C99D9 #ACBEE7

Accessibility & contrast

On white

4.49

#4D74CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4D74CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D74CB

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D74CB	#FFFFFF	#000000	##000000
##4D74CB	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7DCE

Deuteranopia (green-blind)

#3971C9

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4d74cb;
/* rgb */ color: rgb(77, 116, 203);
/* oklch */ color: oklch(57.3% 0.141 264.2);

Tailwind

colors: {
  custom: {
    50: '#8a9bdb',
    500: '#4d74cb',
    950: '#000000',
  },
}

SCSS

$custom: #4d74cb;
$custom-light: #8a9bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4d74cb",
  "rgb": {
    "r": 77,
    "g": 116,
    "b": 203
  },
  "hsl": {
    "h": 221.429,
    "s": 54.783,
    "l": 54.902
  },
  "oklch": {
    "l": 0.57311,
    "c": 0.1413,
    "h": 264.2
  },
  "luminance": 0.1838
}

Semantic roles & 50–950 ramp

primary

#4D74CB

secondary

#D4C49F

accent

#B04ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4D74CB

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

Preview Lab → · Contrast checker → · Palette generator →