#4E71B5#4E71B5

#4E71B5 is a mid, moderate blue. Relative luminance 0.168; OKLCH L 55.4% C 0.114 H 262.6°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4E71B5
RGB	rgb(78, 113, 181)
HSL	hsl(220, 41%, 51%)
HSV	hsv(220, 57%, 71%)
CMYK	cmyk(56.9%, 37.6%, 0%, 29%)
CIE-LAB	lab(47.96, 8.12, -39.82)
CIE-LCH	lch(47.96, 40.64, 281.53°)
OKLab	oklab(55.4% -0.0146 -0.1128)
OKLCH	oklch(55.4% 0.114 262.6)
XYZ	xyz(17.3846, 16.7648, 46.0269)
Luminance	0.1677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71B5 #B5924E

analogous

#4EA4B5 #4E71B5 #5E4EB5

triadic

#4E71B5 #B54E71 #71B54E

tetradic

#4E71B5 #B54EA4 #B5924E #4EB55E

square

#4E71B5 #B54EA4 #B5924E #4EB55E

split-complementary

#4E71B5 #B55E4E #A4B54E

monochromatic

#283B60 #3A568B #4E71B5 #7994C7 #A4B6D9

Accessibility & contrast

On white

4.82

#4E71B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4E71B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71B5

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71B5	#FFFFFF	#000000	##FFFFFF
##4E71B5	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5577B8

Deuteranopia (green-blind)

#486DB4

Tritanopia (blue-blind)

#01808A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e71b5;
/* rgb */ color: rgb(78, 113, 181);
/* oklch */ color: oklch(55.4% 0.114 262.6);

Tailwind

colors: {
  custom: {
    50: '#8799cb',
    500: '#4e71b5',
    950: '#000000',
  },
}

SCSS

$custom: #4e71b5;
$custom-light: #8799cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71b5",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 181
  },
  "hsl": {
    "h": 219.612,
    "s": 41.036,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55396,
    "c": 0.11371,
    "h": 262.6
  },
  "luminance": 0.16766
}

Semantic roles & 50–950 ramp

primary

#4E71B5

secondary

#C6B799

accent

#A757D1

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #4E71B5

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

Preview Lab → · Contrast checker → · Palette generator →