#4F71CD#4F71CD

#4F71CD is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.9% C 0.147 H 266.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4F71CD
RGB	rgb(79, 113, 205)
HSL	hsl(224, 56%, 56%)
HSV	hsv(224, 61%, 80%)
CMYK	cmyk(61.5%, 44.9%, 0%, 19.6%)
CIE-LAB	lab(49.35, 16.44, -51.42)
CIE-LCH	lch(49.35, 53.99, 287.73°)
OKLab	oklab(56.91% -0.0089 -0.1468)
OKLCH	oklch(56.91% 0.147 266.5)
XYZ	xyz(20.1453, 17.8786, 60.1351)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71CD #CDAB4F

analogous

#4FB0CD #4F71CD #6C4FCD

triadic

#4F71CD #CD4F71 #71CD4F

tetradic

#4F71CD #CD4FB0 #CDAB4F #4FCD6C

square

#4F71CD #CD4FB0 #CDAB4F #4FCD6C

split-complementary

#4F71CD #CD6C4F #B0CD4F

monochromatic

#243C7E #3153AE #4F71CD #7F97DB #AEBEE8

Accessibility & contrast

On white

4.59

#4F71CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#4F71CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4F71CD

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71CD	#FFFFFF	#000000	##FFFFFF
##4F71CD	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#467BD0

Deuteranopia (green-blind)

#3270CB

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4f71cd;
/* rgb */ color: rgb(79, 113, 205);
/* oklch */ color: oklch(56.9% 0.147 266.5);

Tailwind

colors: {
  custom: {
    50: '#8b99dd',
    500: '#4f71cd',
    950: '#000000',
  },
}

SCSS

$custom: #4f71cd;
$custom-light: #8b99dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71cd",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 205
  },
  "hsl": {
    "h": 223.81,
    "s": 55.752,
    "l": 55.686
  },
  "oklch": {
    "l": 0.56912,
    "c": 0.14703,
    "h": 266.5
  },
  "luminance": 0.1788
}

Semantic roles & 50–950 ramp

primary

#4F71CD

secondary

#D6C8A2

accent

#B649DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4F71CD

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

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