#5178F7#5178F7

#5178F7 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 61.3% C 0.195 H 267.5°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#5178F7
RGB	rgb(81, 120, 247)
HSL	hsl(226, 91%, 64%)
HSV	hsv(226, 67%, 97%)
CMYK	cmyk(67.2%, 51.4%, 0%, 3.1%)
CIE-LAB	lab(53.92, 26.89, -67.70)
CIE-LCH	lch(53.92, 72.84, 291.66°)
OKLab	oklab(61.26% -0.0085 -0.1945)
OKLCH	oklch(61.26% 0.195 267.5)
XYZ	xyz(26.8925, 21.8950, 90.7866)
Luminance	0.2190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5178F7 #F7D051

analogous

#51CBF7 #5178F7 #7D51F7

triadic

#5178F7 #F75178 #78F751

tetradic

#5178F7 #F751CB #F7D051 #51F77D

square

#5178F7 #F751CB #F7D051 #51F77D

split-complementary

#5178F7 #F77D51 #CBF751

monochromatic

#0935C5 #164BF4 #5178F7 #8CA5FA #C6D3FC

Accessibility & contrast

On white

3.90

#5178F7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#5178F7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5178F7

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5178F7	#FFFFFF	#000000	##000000
##5178F7	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2689FC

Deuteranopia (green-blind)

#007AF4

Tritanopia (blue-blind)

#0096AC

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5178f7;
/* rgb */ color: rgb(81, 120, 247);
/* oklch */ color: oklch(61.3% 0.195 267.5);

Tailwind

colors: {
  custom: {
    50: '#939efb',
    500: '#5178f7',
    950: '#000000',
  },
}

SCSS

$custom: #5178f7;
$custom-light: #939efb;
$custom-dark: #000000;

JSON

{
  "hex": "#5178f7",
  "rgb": {
    "r": 81,
    "g": 120,
    "b": 247
  },
  "hsl": {
    "h": 225.904,
    "s": 91.209,
    "l": 64.314
  },
  "oklch": {
    "l": 0.61257,
    "c": 0.19469,
    "h": 267.5
  },
  "luminance": 0.21898
}

Semantic roles & 50–950 ramp

primary

#5178F7

secondary

#EFE1B5

accent

#B000E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5178F7

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

Preview Lab → · Contrast checker → · Palette generator →