#4F71DD#4F71DD

#4F71DD is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.0% C 0.169 H 267.7°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4F71DD
RGB	rgb(79, 113, 221)
HSL	hsl(226, 68%, 59%)
HSV	hsv(226, 64%, 87%)
CMYK	cmyk(64.3%, 48.9%, 0%, 13.3%)
CIE-LAB	lab(50.32, 21.93, -58.94)
CIE-LCH	lch(50.32, 62.89, 290.41°)
OKLab	oklab(57.97% -0.0067 -0.1689)
OKLCH	oklch(57.97% 0.169 267.7)
XYZ	xyz(22.1762, 18.6910, 70.8316)
Luminance	0.1869 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71DD #DDBB4F

analogous

#4FB8DD #4F71DD #744FDD

triadic

#4F71DD #DD4F71 #71DD4F

tetradic

#4F71DD #DD4FB8 #DDBB4F #4FDD74

square

#4F71DD #DD4FB8 #DDBB4F #4FDD74

split-complementary

#4F71DD #DD744F #B8DD4F

monochromatic

#1D3A95 #274DC8 #4F71DD #829AE7 #B6C4F1

Accessibility & contrast

On white

4.43

#4F71DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#4F71DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71DD

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71DD	#FFFFFF	#000000	##000000
##4F71DD	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#377FE1

Deuteranopia (green-blind)

#1272DB

Tritanopia (blue-blind)

#008A9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f71dd;
/* rgb */ color: rgb(79, 113, 221);
/* oklch */ color: oklch(58.0% 0.169 267.7);

Tailwind

colors: {
  custom: {
    50: '#8e99e8',
    500: '#4f71dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f71dd;
$custom-light: #8e99e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71dd",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 221
  },
  "hsl": {
    "h": 225.634,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.5797,
    "c": 0.169,
    "h": 267.7
  },
  "luminance": 0.18693
}

Semantic roles & 50–950 ramp

primary

#4F71DD

secondary

#E0D2A8

accent

#C13DEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4F71DD

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

Preview Lab → · Contrast checker → · Palette generator →