#5174AF#5174AF

#5174AF is a mid, moderate blue. Relative luminance 0.173; OKLCH L 55.9% C 0.101 H 260.4°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5174AF
RGB	rgb(81, 116, 175)
HSL	hsl(218, 37%, 50%)
HSV	hsv(218, 54%, 69%)
CMYK	cmyk(53.7%, 33.7%, 0%, 31.4%)
CIE-LAB	lab(48.68, 4.98, -35.20)
CIE-LCH	lch(48.68, 35.55, 278.05°)
OKLab	oklab(55.9% -0.0168 -0.0992)
OKLCH	oklch(55.9% 0.101 260.4)
XYZ	xyz(17.3740, 17.3340, 42.9794)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174AF #AF8C51

analogous

#51A3AF #5174AF #5D51AF

triadic

#5174AF #AF5174 #74AF51

tetradic

#5174AF #AF51A3 #AF8C51 #51AF5D

square

#5174AF #AF51A3 #AF8C51 #51AF5D

split-complementary

#5174AF #AF5D51 #A3AF51

monochromatic

#2A3C5C #3D5885 #5174AF #7B95C2 #A5B7D6

Accessibility & contrast

On white

4.70

#5174AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#5174AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5174AF

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174AF	#FFFFFF	#000000	##FFFFFF
##5174AF	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D78B1

Deuteranopia (green-blind)

#5170AE

Tritanopia (blue-blind)

#1E8189

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5174af;
/* rgb */ color: rgb(81, 116, 175);
/* oklch */ color: oklch(55.9% 0.101 260.4);

Tailwind

colors: {
  custom: {
    50: '#889bc7',
    500: '#5174af',
    950: '#000000',
  },
}

SCSS

$custom: #5174af;
$custom-light: #889bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#5174af",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 175
  },
  "hsl": {
    "h": 217.66,
    "s": 37.008,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55897,
    "c": 0.10063,
    "h": 260.4
  },
  "luminance": 0.17335
}

Semantic roles & 50–950 ramp

primary

#5174AF

secondary

#C3B399

accent

#A25BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5174AF

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

Preview Lab → · Contrast checker → · Palette generator →