#4E71CF#4E71CF

#4E71CF is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.150 H 266.4°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E71CF
RGB	rgb(78, 113, 207)
HSL	hsl(224, 57%, 56%)
HSV	hsv(224, 62%, 81%)
CMYK	cmyk(62.3%, 45.4%, 0%, 18.8%)
CIE-LAB	lab(49.41, 16.94, -52.46)
CIE-LCH	lch(49.41, 55.13, 287.90°)
OKLab	oklab(56.99% -0.0095 -0.1498)
OKLCH	oklch(56.99% 0.15 266.4)
XYZ	xyz(20.3056, 17.9332, 61.4108)
Luminance	0.1794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71CF #CFAC4E

analogous

#4EB1CF #4E71CF #6B4ECF

triadic

#4E71CF #CF4E71 #71CF4E

tetradic

#4E71CF #CF4EB1 #CFAC4E #4ECF6B

square

#4E71CF #CF4EB1 #CFAC4E #4ECF6B

split-complementary

#4E71CF #CF6B4E #B1CF4E

monochromatic

#233C80 #3053B0 #4E71CF #7E98DC #AEBEE9

Accessibility & contrast

On white

4.58

#4E71CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4E71CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E71CF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71CF	#FFFFFF	#000000	##000000
##4E71CF	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447CD3

Deuteranopia (green-blind)

#2E70CD

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4e71cf;
/* rgb */ color: rgb(78, 113, 207);
/* oklch */ color: oklch(57.0% 0.150 266.4);

Tailwind

colors: {
  custom: {
    50: '#8b99de',
    500: '#4e71cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e71cf;
$custom-light: #8b99de;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71cf",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 207
  },
  "hsl": {
    "h": 223.721,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56987,
    "c": 0.15012,
    "h": 266.4
  },
  "luminance": 0.17935
}

Semantic roles & 50–950 ramp

primary

#4E71CF

secondary

#D7C9A2

accent

#B747E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4E71CF

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

Preview Lab → · Contrast checker → · Palette generator →