#4973BC#4973BC

#4973BC is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.0% C 0.123 H 260.8°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4973BC
RGB	rgb(73, 115, 188)
HSL	hsl(218, 46%, 51%)
HSV	hsv(218, 61%, 74%)
CMYK	cmyk(61.2%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(48.64, 8.24, -42.80)
CIE-LCH	lch(48.64, 43.59, 280.89°)
OKLab	oklab(55.98% -0.0198 -0.1216)
OKLCH	oklch(55.98% 0.123 260.8)
XYZ	xyz(17.9523, 17.3072, 49.9618)
Luminance	0.1731 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4973BC #BC9249

analogous

#49ACBC #4973BC #5849BC

triadic

#4973BC #BC4973 #73BC49

tetradic

#4973BC #BC49AC #BC9249 #49BC58

square

#4973BC #BC49AC #BC9249 #49BC58

split-complementary

#4973BC #BC5849 #ACBC49

monochromatic

#253D65 #365792 #4973BC #7695CC #A2B8DD

Accessibility & contrast

On white

4.71

#4973BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#4973BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4973BC

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4973BC	#FFFFFF	#000000	##FFFFFF
##4973BC	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BF

Deuteranopia (green-blind)

#446FBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4973bc;
/* rgb */ color: rgb(73, 115, 188);
/* oklch */ color: oklch(56.0% 0.123 260.8);

Tailwind

colors: {
  custom: {
    50: '#869ad0',
    500: '#4973bc',
    950: '#000000',
  },
}

SCSS

$custom: #4973bc;
$custom-light: #869ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4973bc",
  "rgb": {
    "r": 73,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 218.087,
    "s": 46.185,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55977,
    "c": 0.12317,
    "h": 260.8
  },
  "luminance": 0.17309
}

Semantic roles & 50–950 ramp

primary

#4973BC

secondary

#CAB797

accent

#A652D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4973BC

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

Preview Lab → · Contrast checker → · Palette generator →