#5179EE#5179EE

#5179EE is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.8% C 0.182 H 266.8°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#5179EE
RGB	rgb(81, 121, 238)
HSL	hsl(225, 82%, 63%)
HSV	hsv(225, 66%, 93%)
CMYK	cmyk(66%, 49.2%, 0%, 6.7%)
CIE-LAB	lab(53.59, 23.17, -63.21)
CIE-LCH	lch(53.59, 67.33, 290.13°)
OKLab	oklab(60.83% -0.0102 -0.1813)
OKLCH	oklch(60.83% 0.182 266.8)
XYZ	xyz(25.6580, 21.5947, 83.6884)
Luminance	0.2160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5179EE #EEC651

analogous

#51C8EE #5179EE #7751EE

triadic

#5179EE #EE5179 #79EE51

tetradic

#5179EE #EE51C8 #EEC651 #51EE77

square

#5179EE #EE51C8 #EEC651 #51EE77

split-complementary

#5179EE #EE7751 #C8EE51

monochromatic

#113BB3 #194EE9 #5179EE #89A4F3 #C1CFF9

Accessibility & contrast

On white

3.95

#5179EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#5179EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5179EE

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5179EE	#FFFFFF	#000000	##000000
##5179EE	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3788F2

Deuteranopia (green-blind)

#0079EC

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5179ee;
/* rgb */ color: rgb(81, 121, 238);
/* oklch */ color: oklch(60.8% 0.182 266.8);

Tailwind

colors: {
  custom: {
    50: '#929ff4',
    500: '#5179ee',
    950: '#000000',
  },
}

SCSS

$custom: #5179ee;
$custom-light: #929ff4;
$custom-dark: #000000;

JSON

{
  "hex": "#5179ee",
  "rgb": {
    "r": 81,
    "g": 121,
    "b": 238
  },
  "hsl": {
    "h": 224.713,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.60828,
    "c": 0.18157,
    "h": 266.8
  },
  "luminance": 0.21597
}

Semantic roles & 50–950 ramp

primary

#5179EE

secondary

#EADBB1

accent

#A807DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5179EE

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

Preview Lab → · Contrast checker → · Palette generator →