#5174D3#5174D3

#5174D3 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.0% C 0.151 H 266.5°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#5174D3
RGB	rgb(81, 116, 211)
HSL	hsl(224, 60%, 57%)
HSV	hsv(224, 62%, 83%)
CMYK	cmyk(61.6%, 45%, 0%, 17.3%)
CIE-LAB	lab(50.62, 16.99, -52.80)
CIE-LCH	lch(50.62, 55.47, 287.84°)
OKLab	oklab(58.03% -0.0091 -0.1507)
OKLCH	oklch(58.03% 0.151 266.5)
XYZ	xyz(21.3926, 18.9414, 64.1441)
Luminance	0.1894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174D3 #D3B051

analogous

#51B5D3 #5174D3 #6F51D3

triadic

#5174D3 #D35174 #74D351

tetradic

#5174D3 #D351B5 #D3B051 #51D36F

square

#5174D3 #D351B5 #D3B051 #51D36F

split-complementary

#5174D3 #D36F51 #B5D351

monochromatic

#223D87 #2F54B8 #5174D3 #829BDF #B3C2EC

Accessibility & contrast

On white

4.39

#5174D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#5174D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174D3

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174D3	#FFFFFF	#000000	##000000
##5174D3	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477FD7

Deuteranopia (green-blind)

#3273D1

Tritanopia (blue-blind)

#008A99

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5174d3;
/* rgb */ color: rgb(81, 116, 211);
/* oklch */ color: oklch(58.0% 0.151 266.5);

Tailwind

colors: {
  custom: {
    50: '#8d9be1',
    500: '#5174d3',
    950: '#000000',
  },
}

SCSS

$custom: #5174d3;
$custom-light: #8d9be1;
$custom-dark: #000000;

JSON

{
  "hex": "#5174d3",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 211
  },
  "hsl": {
    "h": 223.846,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.58027,
    "c": 0.15101,
    "h": 266.5
  },
  "luminance": 0.18943
}

Semantic roles & 50–950 ramp

primary

#5174D3

secondary

#DACCA6

accent

#B845E3

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5174D3

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

Preview Lab → · Contrast checker → · Palette generator →