#5174DB#5174DB

#5174DB is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.5% C 0.162 H 267.2°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#5174DB
RGB	rgb(81, 116, 219)
HSL	hsl(225, 66%, 59%)
HSV	hsv(225, 63%, 86%)
CMYK	cmyk(63%, 47%, 0%, 14.1%)
CIE-LAB	lab(51.10, 19.73, -56.57)
CIE-LCH	lch(51.10, 59.91, 289.23°)
OKLab	oklab(58.55% -0.0079 -0.1618)
OKLCH	oklch(58.55% 0.162 267.2)
XYZ	xyz(22.4205, 19.3526, 69.5580)
Luminance	0.1935 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174DB #DBB851

analogous

#51B9DB #5174DB #7351DB

triadic

#5174DB #DB5174 #74DB51

tetradic

#5174DB #DB51B9 #DBB851 #51DB73

square

#5174DB #DB51B9 #DBB851 #51DB73

split-complementary

#5174DB #DB7351 #B9DB51

monochromatic

#1E3C93 #2951C6 #5174DB #849DE5 #B6C5F0

Accessibility & contrast

On white

4.31

#5174DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#5174DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174DB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174DB	#FFFFFF	#000000	##000000
##5174DB	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4080DF

Deuteranopia (green-blind)

#2674D9

Tritanopia (blue-blind)

#008C9D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5174db;
/* rgb */ color: rgb(81, 116, 219);
/* oklch */ color: oklch(58.5% 0.162 267.2);

Tailwind

colors: {
  custom: {
    50: '#8f9be7',
    500: '#5174db',
    950: '#000000',
  },
}

SCSS

$custom: #5174db;
$custom-light: #8f9be7;
$custom-dark: #000000;

JSON

{
  "hex": "#5174db",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 219
  },
  "hsl": {
    "h": 224.783,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.58547,
    "c": 0.162,
    "h": 267.2
  },
  "luminance": 0.19355
}

Semantic roles & 50–950 ramp

primary

#5174DB

secondary

#DFD1A9

accent

#BE3FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #5174DB

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

Preview Lab → · Contrast checker → · Palette generator →