#5177EA#5177EA

#5177EA is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.2% C 0.179 H 267.1°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#5177EA
RGB	rgb(81, 119, 234)
HSL	hsl(225, 78%, 62%)
HSV	hsv(225, 65%, 92%)
CMYK	cmyk(65.4%, 49.1%, 0%, 8.2%)
CIE-LAB	lab(52.82, 23.02, -62.23)
CIE-LCH	lch(52.82, 66.35, 290.30°)
OKLab	oklab(60.16% -0.0089 -0.1784)
OKLCH	oklch(60.16% 0.179 267.1)
XYZ	xyz(24.8363, 20.8812, 80.5475)
Luminance	0.2088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177EA #EAC451

analogous

#51C4EA #5177EA #7851EA

triadic

#5177EA #EA5177 #77EA51

tetradic

#5177EA #EA51C4 #EAC451 #51EA78

square

#5177EA #EA51C4 #EAC451 #51EA78

split-complementary

#5177EA #EA7851 #C4EA51

monochromatic

#153AAC #1B4DE2 #5177EA #88A2F1 #BECCF7

Accessibility & contrast

On white

4.06

#5177EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#5177EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177EA

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177EA	#FFFFFF	#000000	##000000
##5177EA	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3785EE

Deuteranopia (green-blind)

#0577E8

Tritanopia (blue-blind)

#0092A5

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5177ea;
/* rgb */ color: rgb(81, 119, 234);
/* oklch */ color: oklch(60.2% 0.179 267.1);

Tailwind

colors: {
  custom: {
    50: '#919df1',
    500: '#5177ea',
    950: '#000000',
  },
}

SCSS

$custom: #5177ea;
$custom-light: #919df1;
$custom-dark: #000000;

JSON

{
  "hex": "#5177ea",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 234
  },
  "hsl": {
    "h": 225.098,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.60158,
    "c": 0.17863,
    "h": 267.1
  },
  "luminance": 0.20883
}

Semantic roles & 50–950 ramp

primary

#5177EA

secondary

#E8DAAF

accent

#A70BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5177EA

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

Preview Lab → · Contrast checker → · Palette generator →