#4971DA#4971DA

#4971DA is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.5% C 0.167 H 265.7°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4971DA
RGB	rgb(73, 113, 218)
HSL	hsl(223, 66%, 57%)
HSV	hsv(223, 67%, 85%)
CMYK	cmyk(66.5%, 48.2%, 0%, 14.5%)
CIE-LAB	lab(49.84, 19.92, -58.04)
CIE-LCH	lch(49.84, 61.36, 288.94°)
OKLab	oklab(57.46% -0.0125 -0.1663)
OKLCH	oklch(57.46% 0.167 265.7)
XYZ	xyz(21.3033, 18.2866, 68.7231)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971DA #DAB249

analogous

#49BADA #4971DA #6949DA

triadic

#4971DA #DA4971 #71DA49

tetradic

#4971DA #DA49BA #DAB249 #49DA69

square

#4971DA #DA49BA #DAB249 #49DA69

split-complementary

#4971DA #DA6949 #BADA49

monochromatic

#1C3B8C #2751BF #4971DA #7C99E4 #AFC0EF

Accessibility & contrast

On white

4.51

#4971DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4971DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4971DA

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971DA	#FFFFFF	#000000	##000000
##4971DA	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#397EDE

Deuteranopia (green-blind)

#1470D8

Tritanopia (blue-blind)

#00899B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4971da;
/* rgb */ color: rgb(73, 113, 218);
/* oklch */ color: oklch(57.5% 0.167 265.7);

Tailwind

colors: {
  custom: {
    50: '#8b99e6',
    500: '#4971da',
    950: '#000000',
  },
}

SCSS

$custom: #4971da;
$custom-light: #8b99e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4971da",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 218
  },
  "hsl": {
    "h": 223.448,
    "s": 66.21,
    "l": 57.059
  },
  "oklch": {
    "l": 0.57463,
    "c": 0.1668,
    "h": 265.7
  },
  "luminance": 0.18289
}

Semantic roles & 50–950 ramp

primary

#4971DA

secondary

#DDCDA2

accent

#BA3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4971DA

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

Preview Lab → · Contrast checker → · Palette generator →