#5B70E5#5B70E5

#5B70E5 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 59.0% C 0.178 H 272.2°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B70E5
RGB	rgb(91, 112, 229)
HSL	hsl(231, 73%, 63%)
HSV	hsv(231, 60%, 90%)
CMYK	cmyk(60.3%, 51.1%, 0%, 10.2%)
CIE-LAB	lab(51.23, 27.32, -61.96)
CIE-LCH	lch(51.23, 67.72, 293.80°)
OKLab	oklab(59% 0.0068 -0.1775)
OKLCH	oklch(59% 0.178 272.2)
XYZ	xyz(24.2467, 19.4677, 76.5934)
Luminance	0.1947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B70E5 #E5D05B

analogous

#5BB5E5 #5B70E5 #8B5BE5

triadic

#5B70E5 #E55B70 #70E55B

tetradic

#5B70E5 #E55BB5 #E5D05B #5BE58B

square

#5B70E5 #E55BB5 #E5D05B #5BE58B

split-complementary

#5B70E5 #E58B5B #B5E55B

monochromatic

#1B31AB #2642DD #5B70E5 #909EED #C5CCF6

Accessibility & contrast

On white

4.29

#5B70E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#5B70E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B70E5

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B70E5	#FFFFFF	#000000	##000000
##5B70E5	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D80E9

Deuteranopia (green-blind)

#0074E3

Tritanopia (blue-blind)

#008BA0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b70e5;
/* rgb */ color: rgb(91, 112, 229);
/* oklch */ color: oklch(59.0% 0.178 272.2);

Tailwind

colors: {
  custom: {
    50: '#9598ee',
    500: '#5b70e5',
    950: '#000000',
  },
}

SCSS

$custom: #5b70e5;
$custom-light: #9598ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b70e5",
  "rgb": {
    "r": 91,
    "g": 112,
    "b": 229
  },
  "hsl": {
    "h": 230.87,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.58995,
    "c": 0.17763,
    "h": 272.2
  },
  "luminance": 0.1947
}

Semantic roles & 50–950 ramp

primary

#5B70E5

secondary

#E7DFB5

accent

#B711D5

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B70E5

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

Preview Lab → · Contrast checker → · Palette generator →