#4571DA#4571DA

#4571DA is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.3% C 0.168 H 264.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#4571DA
RGB	rgb(69, 113, 218)
HSL	hsl(222, 67%, 56%)
HSV	hsv(222, 68%, 85%)
CMYK	cmyk(68.3%, 48.2%, 0%, 14.5%)
CIE-LAB	lab(49.66, 19.30, -58.34)
CIE-LCH	lch(49.66, 61.45, 288.31°)
OKLab	oklab(57.28% -0.0159 -0.1673)
OKLCH	oklch(57.28% 0.168 264.6)
XYZ	xyz(21.0098, 18.1353, 68.7093)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4571DA #DAAE45

analogous

#45BCDA #4571DA #6445DA

triadic

#4571DA #DA4571 #71DA45

tetradic

#4571DA #DA45BC #DAAE45 #45DA64

square

#4571DA #DA45BC #DAAE45 #45DA64

split-complementary

#4571DA #DA6445 #BCDA45

monochromatic

#1B3C89 #2552BC #4571DA #7898E4 #ABBFEE

Accessibility & contrast

On white

4.54

#4571DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#4571DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4571DA

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4571DA	#FFFFFF	#000000	##000000
##4571DA	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#387DDE

Deuteranopia (green-blind)

#0D70D8

Tritanopia (blue-blind)

#008A9B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4571da;
/* rgb */ color: rgb(69, 113, 218);
/* oklch */ color: oklch(57.3% 0.168 264.6);

Tailwind

colors: {
  custom: {
    50: '#8999e6',
    500: '#4571da',
    950: '#000000',
  },
}

SCSS

$custom: #4571da;
$custom-light: #8999e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4571da",
  "rgb": {
    "r": 69,
    "g": 113,
    "b": 218
  },
  "hsl": {
    "h": 222.282,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57275,
    "c": 0.16804,
    "h": 264.6
  },
  "luminance": 0.18137
}

Semantic roles & 50–950 ramp

primary

#4571DA

secondary

#DCCA9F

accent

#B73EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4571DA

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

Preview Lab → · Contrast checker → · Palette generator →