#5172EB#5172EB

#5172EB is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.2% C 0.186 H 268.7°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#5172EB
RGB	rgb(81, 114, 235)
HSL	hsl(227, 79%, 62%)
HSV	hsv(227, 66%, 92%)
CMYK	cmyk(65.5%, 51.5%, 0%, 7.8%)
CIE-LAB	lab(51.59, 26.45, -64.77)
CIE-LCH	lch(51.59, 69.97, 292.22°)
OKLab	oklab(59.24% -0.0043 -0.186)
OKLCH	oklch(59.24% 0.186 268.7)
XYZ	xyz(24.4009, 19.7798, 81.1131)
Luminance	0.1978 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5172EB #EBCA51

analogous

#51BFEB #5172EB #7D51EB

triadic

#5172EB #EB5172 #72EB51

tetradic

#5172EB #EB51BF #EBCA51 #51EB7D

square

#5172EB #EB51BF #EBCA51 #51EB7D

split-complementary

#5172EB #EB7D51 #BFEB51

monochromatic

#1435AE #1A46E5 #5172EB #889EF1 #BFCBF8

Accessibility & contrast

On white

4.24

#5172EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#5172EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5172EB

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5172EB	#FFFFFF	#000000	##000000
##5172EB	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2682EF

Deuteranopia (green-blind)

#0074E9

Tritanopia (blue-blind)

#008FA4

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5172eb;
/* rgb */ color: rgb(81, 114, 235);
/* oklch */ color: oklch(59.2% 0.186 268.7);

Tailwind

colors: {
  custom: {
    50: '#919af2',
    500: '#5172eb',
    950: '#000000',
  },
}

SCSS

$custom: #5172eb;
$custom-light: #919af2;
$custom-dark: #000000;

JSON

{
  "hex": "#5172eb",
  "rgb": {
    "r": 81,
    "g": 114,
    "b": 235
  },
  "hsl": {
    "h": 227.143,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.59244,
    "c": 0.18602,
    "h": 268.7
  },
  "luminance": 0.19782
}

Semantic roles & 50–950 ramp

primary

#5172EB

secondary

#E8DCB0

accent

#AF0ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5172EB

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

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