#5174BC#5174BC

#5174BC is a mid, moderate blue. Relative luminance 0.179; OKLCH L 56.6% C 0.119 H 263.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#5174BC
RGB	rgb(81, 116, 188)
HSL	hsl(220, 44%, 53%)
HSV	hsv(220, 57%, 74%)
CMYK	cmyk(56.9%, 38.3%, 0%, 26.3%)
CIE-LAB	lab(49.34, 9.25, -41.68)
CIE-LCH	lch(49.34, 42.69, 282.51°)
OKLab	oklab(56.63% -0.0135 -0.1181)
OKLCH	oklch(56.63% 0.119 263.5)
XYZ	xyz(18.7127, 17.8695, 50.0302)
Luminance	0.1787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174BC #BC9951

analogous

#51A9BC #5174BC #6451BC

triadic

#5174BC #BC5174 #74BC51

tetradic

#5174BC #BC51A9 #BC9951 #51BC64

square

#5174BC #BC51A9 #BC9951 #51BC64

split-complementary

#5174BC #BC6451 #A9BC51

monochromatic

#293E6A #3A5896 #5174BC #7D97CD #A9BBDE

Accessibility & contrast

On white

4.59

#5174BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#5174BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5174BC

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174BC	#FFFFFF	#000000	##FFFFFF
##5174BC	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567BBF

Deuteranopia (green-blind)

#4971BA

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5174bc;
/* rgb */ color: rgb(81, 116, 188);
/* oklch */ color: oklch(56.6% 0.119 263.5);

Tailwind

colors: {
  custom: {
    50: '#8a9bd0',
    500: '#5174bc',
    950: '#000000',
  },
}

SCSS

$custom: #5174bc;
$custom-light: #8a9bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5174bc",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 188
  },
  "hsl": {
    "h": 220.374,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.56625,
    "c": 0.1189,
    "h": 263.5
  },
  "luminance": 0.17871
}

Semantic roles & 50–950 ramp

primary

#5174BC

secondary

#CCBC9D

accent

#AA54D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5174BC

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

Preview Lab → · Contrast checker → · Palette generator →