#5A71CB#5A71CB

#5A71CB is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.4% C 0.141 H 270.7°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#5A71CB
RGB	rgb(90, 113, 203)
HSL	hsl(228, 52%, 57%)
HSV	hsv(228, 56%, 80%)
CMYK	cmyk(55.7%, 44.3%, 0%, 20.4%)
CIE-LAB	lab(49.85, 17.94, -49.44)
CIE-LCH	lch(49.85, 52.59, 289.94°)
OKLab	oklab(57.42% 0.0016 -0.1407)
OKLCH	oklch(57.42% 0.141 270.7)
XYZ	xyz(20.8975, 18.2942, 58.9182)
Luminance	0.1830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A71CB #CBB45A

analogous

#5AA9CB #5A71CB #7C5ACB

triadic

#5A71CB #CB5A71 #71CB5A

tetradic

#5A71CB #CB5AA9 #CBB45A #5ACB7C

square

#5A71CB #CB5AA9 #CBB45A #5ACB7C

split-complementary

#5A71CB #CB7C5A #A9CB5A

monochromatic

#293B82 #3850B0 #5A71CB #8999DA #B7C1E8

Accessibility & contrast

On white

4.51

#5A71CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#5A71CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A71CB

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A71CB	#FFFFFF	#000000	##000000
##5A71CB	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)

#497CCE

Deuteranopia (green-blind)

#3B72C9

Tritanopia (blue-blind)

#188594

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5a71cb;
/* rgb */ color: rgb(90, 113, 203);
/* oklch */ color: oklch(57.4% 0.141 270.7);

Tailwind

colors: {
  custom: {
    50: '#9199db',
    500: '#5a71cb',
    950: '#000000',
  },
}

SCSS

$custom: #5a71cb;
$custom-light: #9199db;
$custom-dark: #000000;

JSON

{
  "hex": "#5a71cb",
  "rgb": {
    "r": 90,
    "g": 113,
    "b": 203
  },
  "hsl": {
    "h": 227.788,
    "s": 52.074,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57424,
    "c": 0.14072,
    "h": 270.7
  },
  "luminance": 0.18296
}

Semantic roles & 50–950 ramp

primary

#5A71CB

secondary

#D7CEAA

accent

#BE4CDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5A71CB

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

Preview Lab → · Contrast checker → · Palette generator →