#5174E9#5174E9

#5174E9 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.5% C 0.181 H 268.0°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#5174E9
RGB	rgb(81, 116, 233)
HSL	hsl(226, 78%, 62%)
HSV	hsv(226, 65%, 91%)
CMYK	cmyk(65.2%, 50.2%, 0%, 8.6%)
CIE-LAB	lab(51.97, 24.53, -63.03)
CIE-LCH	lch(51.97, 67.64, 291.27°)
OKLab	oklab(59.5% -0.0063 -0.1808)
OKLCH	oklch(59.5% 0.181 268)
XYZ	xyz(24.3417, 20.1210, 79.6759)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174E9 #E9C651

analogous

#51C0E9 #5174E9 #7A51E9

triadic

#5174E9 #E95174 #74E951

tetradic

#5174E9 #E951C0 #E9C651 #51E97A

square

#5174E9 #E951C0 #E9C651 #51E97A

split-complementary

#5174E9 #E97A51 #C0E951

monochromatic

#1638AA #1C4AE0 #5174E9 #879FF0 #BECBF7

Accessibility & contrast

On white

4.18

#5174E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#5174E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174E9

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174E9	#FFFFFF	#000000	##000000
##5174E9	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3083ED

Deuteranopia (green-blind)

#0075E7

Tritanopia (blue-blind)

#008FA4

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5174e9;
/* rgb */ color: rgb(81, 116, 233);
/* oklch */ color: oklch(59.5% 0.181 268.0);

Tailwind

colors: {
  custom: {
    50: '#919bf1',
    500: '#5174e9',
    950: '#000000',
  },
}

SCSS

$custom: #5174e9;
$custom-light: #919bf1;
$custom-dark: #000000;

JSON

{
  "hex": "#5174e9",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 233
  },
  "hsl": {
    "h": 226.184,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.59495,
    "c": 0.18093,
    "h": 268
  },
  "luminance": 0.20123
}

Semantic roles & 50–950 ramp

primary

#5174E9

secondary

#E7DAAF

accent

#AA0CDA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5174E9

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

Preview Lab → · Contrast checker → · Palette generator →