#4971BC#4971BC

#4971BC is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.5% C 0.125 H 261.9°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4971BC
RGB	rgb(73, 113, 188)
HSL	hsl(219, 46%, 51%)
HSV	hsv(219, 61%, 74%)
CMYK	cmyk(61.2%, 39.9%, 0%, 26.3%)
CIE-LAB	lab(48.08, 9.47, -43.70)
CIE-LCH	lch(48.08, 44.72, 282.23°)
OKLab	oklab(55.54% -0.0176 -0.1242)
OKLCH	oklch(55.54% 0.125 261.9)
XYZ	xyz(17.7267, 16.8560, 49.8866)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971BC #BC9449

analogous

#49ABBC #4971BC #5A49BC

triadic

#4971BC #BC4971 #71BC49

tetradic

#4971BC #BC49AB #BC9449 #49BC5A

square

#4971BC #BC49AB #BC9449 #49BC5A

split-complementary

#4971BC #BC5A49 #ABBC49

monochromatic

#253C65 #365692 #4971BC #7694CC #A2B7DD

Accessibility & contrast

On white

4.80

#4971BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4971BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4971BC

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971BC	#FFFFFF	#000000	##FFFFFF
##4971BC	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5078BF

Deuteranopia (green-blind)

#406DBA

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4971bc;
/* rgb */ color: rgb(73, 113, 188);
/* oklch */ color: oklch(55.5% 0.125 261.9);

Tailwind

colors: {
  custom: {
    50: '#8699d0',
    500: '#4971bc',
    950: '#000000',
  },
}

SCSS

$custom: #4971bc;
$custom-light: #8699d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4971bc",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 188
  },
  "hsl": {
    "h": 219.13,
    "s": 46.185,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55538,
    "c": 0.12546,
    "h": 261.9
  },
  "luminance": 0.16858
}

Semantic roles & 50–950 ramp

primary

#4971BC

secondary

#CAB897

accent

#A852D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4971BC

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

Preview Lab → · Contrast checker → · Palette generator →