#4F74CF#4F74CF

#4F74CF is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.7% C 0.146 H 265.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F74CF
RGB	rgb(79, 116, 207)
HSL	hsl(223, 57%, 56%)
HSV	hsv(223, 62%, 81%)
CMYK	cmyk(61.8%, 44%, 0%, 18.8%)
CIE-LAB	lab(50.28, 15.26, -51.07)
CIE-LCH	lch(50.28, 53.30, 286.64°)
OKLab	oklab(57.67% -0.0116 -0.1457)
OKLCH	oklch(57.67% 0.146 265.4)
XYZ	xyz(20.7284, 18.6562, 61.5280)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F74CF #CFAA4F

analogous

#4FB4CF #4F74CF #6A4FCF

triadic

#4F74CF #CF4F74 #74CF4F

tetradic

#4F74CF #CF4FB4 #CFAA4F #4FCF6A

square

#4F74CF #CF4FB4 #CFAA4F #4FCF6A

split-complementary

#4F74CF #CF6A4F #B4CF4F

monochromatic

#233E81 #3055B1 #4F74CF #7F9ADC #AFC0E9

Accessibility & contrast

On white

4.44

#4F74CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4F74CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F74CF

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F74CF	#FFFFFF	#000000	##000000
##4F74CF	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)

#4A7ED2

Deuteranopia (green-blind)

#3672CD

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f74cf;
/* rgb */ color: rgb(79, 116, 207);
/* oklch */ color: oklch(57.7% 0.146 265.4);

Tailwind

colors: {
  custom: {
    50: '#8c9bde',
    500: '#4f74cf',
    950: '#000000',
  },
}

SCSS

$custom: #4f74cf;
$custom-light: #8c9bde;
$custom-dark: #000000;

JSON

{
  "hex": "#4f74cf",
  "rgb": {
    "r": 79,
    "g": 116,
    "b": 207
  },
  "hsl": {
    "h": 222.656,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57666,
    "c": 0.14614,
    "h": 265.4
  },
  "luminance": 0.18658
}

Semantic roles & 50–950 ramp

primary

#4F74CF

secondary

#D7C8A2

accent

#B447E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F74CF

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

Preview Lab → · Contrast checker → · Palette generator →