#5174D2#5174D2

#5174D2 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.0% C 0.150 H 266.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5174D2
RGB	rgb(81, 116, 210)
HSL	hsl(224, 59%, 57%)
HSV	hsv(224, 61%, 82%)
CMYK	cmyk(61.4%, 44.8%, 0%, 17.6%)
CIE-LAB	lab(50.56, 16.65, -52.33)
CIE-LCH	lch(50.56, 54.91, 287.65°)
OKLab	oklab(57.96% -0.0093 -0.1493)
OKLCH	oklch(57.96% 0.15 266.4)
XYZ	xyz(21.2676, 18.8914, 63.4859)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174D2 #D2AF51

analogous

#51B5D2 #5174D2 #6F51D2

triadic

#5174D2 #D25174 #74D251

tetradic

#5174D2 #D251B5 #D2AF51 #51D26F

square

#5174D2 #D251B5 #D2AF51 #51D26F

split-complementary

#5174D2 #D26F51 #B5D251

monochromatic

#233E86 #2F54B7 #5174D2 #829BDF #B2C2EB

Accessibility & contrast

On white

4.39

#5174D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5174D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174D2

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174D2	#FFFFFF	#000000	##000000
##5174D2	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#487FD6

Deuteranopia (green-blind)

#3373D0

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5174d2;
/* rgb */ color: rgb(81, 116, 210);
/* oklch */ color: oklch(58.0% 0.150 266.4);

Tailwind

colors: {
  custom: {
    50: '#8d9be0',
    500: '#5174d2',
    950: '#000000',
  },
}

SCSS

$custom: #5174d2;
$custom-light: #8d9be0;
$custom-dark: #000000;

JSON

{
  "hex": "#5174d2",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 210
  },
  "hsl": {
    "h": 223.721,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.57963,
    "c": 0.14962,
    "h": 266.4
  },
  "luminance": 0.18893
}

Semantic roles & 50–950 ramp

primary

#5174D2

secondary

#DACBA5

accent

#B846E2

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5174D2

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

Preview Lab → · Contrast checker → · Palette generator →