#5A71DB#5A71DB

#5A71DB is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.5% C 0.163 H 271.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#5A71DB
RGB	rgb(90, 113, 219)
HSL	hsl(229, 64%, 61%)
HSV	hsv(229, 59%, 86%)
CMYK	cmyk(58.9%, 48.4%, 0%, 14.1%)
CIE-LAB	lab(50.80, 23.21, -57.02)
CIE-LCH	lch(50.80, 61.56, 292.15°)
OKLab	oklab(58.45% 0.0038 -0.163)
OKLCH	oklch(58.45% 0.163 271.3)
XYZ	xyz(22.9035, 19.0966, 69.4832)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A71DB #DBC45A

analogous

#5AB2DB #5A71DB #835ADB

triadic

#5A71DB #DB5A71 #71DB5A

tetradic

#5A71DB #DB5AB2 #DBC45A #5ADB83

square

#5A71DB #DB5AB2 #DBC45A #5ADB83

split-complementary

#5A71DB #DB835A #B2DB5A

monochromatic

#213799 #2C49CB #5A71DB #8C9CE6 #BEC7F1

Accessibility & contrast

On white

4.36

#5A71DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#5A71DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A71DB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A71DB	#FFFFFF	#000000	##000000
##5A71DB	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7FDF

Deuteranopia (green-blind)

#2574D9

Tritanopia (blue-blind)

#00899B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5a71db;
/* rgb */ color: rgb(90, 113, 219);
/* oklch */ color: oklch(58.5% 0.163 271.3);

Tailwind

colors: {
  custom: {
    50: '#9399e7',
    500: '#5a71db',
    950: '#000000',
  },
}

SCSS

$custom: #5a71db;
$custom-light: #9399e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5a71db",
  "rgb": {
    "r": 90,
    "g": 113,
    "b": 219
  },
  "hsl": {
    "h": 229.302,
    "s": 64.179,
    "l": 60.588
  },
  "oklch": {
    "l": 0.58453,
    "c": 0.16301,
    "h": 271.3
  },
  "luminance": 0.19098
}

Semantic roles & 50–950 ramp

primary

#5A71DB

secondary

#E1D8B0

accent

#AC1ACC

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5A71DB

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

Preview Lab → · Contrast checker → · Palette generator →