#5179ED#5179ED

#5179ED is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.8% C 0.180 H 266.7°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#5179ED
RGB	rgb(81, 121, 237)
HSL	hsl(225, 81%, 62%)
HSV	hsv(225, 66%, 93%)
CMYK	cmyk(65.8%, 48.9%, 0%, 7.1%)
CIE-LAB	lab(53.53, 22.83, -62.76)
CIE-LCH	lch(53.53, 66.78, 289.99°)
OKLab	oklab(60.76% -0.0104 -0.1799)
OKLCH	oklch(60.76% 0.18 266.7)
XYZ	xyz(25.5115, 21.5361, 82.9168)
Luminance	0.2154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5179ED #EDC551

analogous

#51C7ED #5179ED #7751ED

triadic

#5179ED #ED5179 #79ED51

tetradic

#5179ED #ED51C7 #EDC551 #51ED77

square

#5179ED #ED51C7 #EDC551 #51ED77

split-complementary

#5179ED #ED7751 #C7ED51

monochromatic

#123BB1 #1A4EE7 #5179ED #88A4F3 #C0CEF8

Accessibility & contrast

On white

3.96

#5179ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#5179ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5179ED

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5179ED	#FFFFFF	#000000	##000000
##5179ED	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3987F1

Deuteranopia (green-blind)

#0679EB

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5179ed;
/* rgb */ color: rgb(81, 121, 237);
/* oklch */ color: oklch(60.8% 0.180 266.7);

Tailwind

colors: {
  custom: {
    50: '#919ff3',
    500: '#5179ed',
    950: '#000000',
  },
}

SCSS

$custom: #5179ed;
$custom-light: #919ff3;
$custom-dark: #000000;

JSON

{
  "hex": "#5179ed",
  "rgb": {
    "r": 81,
    "g": 121,
    "b": 237
  },
  "hsl": {
    "h": 224.615,
    "s": 81.25,
    "l": 62.353
  },
  "oklch": {
    "l": 0.6076,
    "c": 0.18024,
    "h": 266.7
  },
  "luminance": 0.21538
}

Semantic roles & 50–950 ramp

primary

#5179ED

secondary

#E9DBB0

accent

#A708DE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5179ED

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

Preview Lab → · Contrast checker → · Palette generator →