#5174CE#5174CE

#5174CE is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.7% C 0.144 H 266.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5174CE
RGB	rgb(81, 116, 206)
HSL	hsl(223, 56%, 56%)
HSV	hsv(223, 61%, 81%)
CMYK	cmyk(60.7%, 43.7%, 0%, 19.2%)
CIE-LAB	lab(50.33, 15.29, -50.42)
CIE-LCH	lch(50.33, 52.69, 286.87°)
OKLab	oklab(57.71% -0.01 -0.1437)
OKLCH	oklch(57.71% 0.144 266)
XYZ	xyz(20.7755, 18.6946, 60.8941)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174CE #CEAB51

analogous

#51B3CE #5174CE #6D51CE

triadic

#5174CE #CE5174 #74CE51

tetradic

#5174CE #CE51B3 #CEAB51 #51CE6D

square

#5174CE #CE51B3 #CEAB51 #51CE6D

split-complementary

#5174CE #CE6D51 #B3CE51

monochromatic

#243E80 #3255B0 #5174CE #819ADB #B1C0E9

Accessibility & contrast

On white

4.43

#5174CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#5174CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174CE

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174CE	#FFFFFF	#000000	##000000
##5174CE	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7ED1

Deuteranopia (green-blind)

#3872CC

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5174ce;
/* rgb */ color: rgb(81, 116, 206);
/* oklch */ color: oklch(57.7% 0.144 266.0);

Tailwind

colors: {
  custom: {
    50: '#8c9bdd',
    500: '#5174ce',
    950: '#000000',
  },
}

SCSS

$custom: #5174ce;
$custom-light: #8c9bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#5174ce",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 206
  },
  "hsl": {
    "h": 223.2,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.5771,
    "c": 0.14408,
    "h": 266
  },
  "luminance": 0.18696
}

Semantic roles & 50–950 ramp

primary

#5174CE

secondary

#D7C9A4

accent

#B548DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5174CE

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

Preview Lab → · Contrast checker → · Palette generator →