#4971BD#4971BD

#4971BD is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.6% C 0.127 H 262.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4971BD
RGB	rgb(73, 113, 189)
HSL	hsl(219, 47%, 51%)
HSV	hsv(219, 61%, 74%)
CMYK	cmyk(61.4%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(48.13, 9.82, -44.19)
CIE-LCH	lch(48.13, 45.27, 282.52°)
OKLab	oklab(55.6% -0.0174 -0.1257)
OKLCH	oklch(55.6% 0.127 262.1)
XYZ	xyz(17.8349, 16.8993, 50.4563)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971BD #BD9549

analogous

#49ABBD #4971BD #5B49BD

triadic

#4971BD #BD4971 #71BD49

tetradic

#4971BD #BD49AB #BD9549 #49BD5B

square

#4971BD #BD49AB #BD9549 #49BD5B

split-complementary

#4971BD #BD5B49 #ABBD49

monochromatic

#253C66 #355693 #4971BD #7694CD #A3B7DE

Accessibility & contrast

On white

4.79

#4971BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#4971BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4971BD

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971BD	#FFFFFF	#000000	##FFFFFF
##4971BD	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5078C0

Deuteranopia (green-blind)

#406DBB

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4971bd;
/* rgb */ color: rgb(73, 113, 189);
/* oklch */ color: oklch(55.6% 0.127 262.1);

Tailwind

colors: {
  custom: {
    50: '#8699d1',
    500: '#4971bd',
    950: '#000000',
  },
}

SCSS

$custom: #4971bd;
$custom-light: #8699d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4971bd",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 219.31,
    "s": 46.774,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55599,
    "c": 0.12686,
    "h": 262.1
  },
  "luminance": 0.16901
}

Semantic roles & 50–950 ramp

primary

#4971BD

secondary

#CAB997

accent

#A951D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4971BD

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

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