#5B70E6#5B70E6

#5B70E6 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 59.1% C 0.179 H 272.2°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5B70E6
RGB	rgb(91, 112, 230)
HSL	hsl(231, 74%, 63%)
HSV	hsv(231, 60%, 90%)
CMYK	cmyk(60.4%, 51.3%, 0%, 9.8%)
CIE-LAB	lab(51.29, 27.66, -62.42)
CIE-LCH	lch(51.29, 68.27, 293.90°)
OKLab	oklab(59.06% 0.0069 -0.1788)
OKLCH	oklch(59.06% 0.179 272.2)
XYZ	xyz(24.3867, 19.5237, 77.3309)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B70E6 #E6D15B

analogous

#5BB6E6 #5B70E6 #8B5BE6

triadic

#5B70E6 #E65B70 #70E65B

tetradic

#5B70E6 #E65BB6 #E6D15B #5BE68B

square

#5B70E6 #E65BB6 #E6D15B #5BE68B

split-complementary

#5B70E6 #E68B5B #B6E65B

monochromatic

#1A30AC #2642DE #5B70E6 #909EEE #C5CDF6

Accessibility & contrast

On white

4.28

#5B70E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#5B70E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B70E6

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B70E6	#FFFFFF	#000000	##000000
##5B70E6	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B81EA

Deuteranopia (green-blind)

#0074E4

Tritanopia (blue-blind)

#008BA0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b70e6;
/* rgb */ color: rgb(91, 112, 230);
/* oklch */ color: oklch(59.1% 0.179 272.2);

Tailwind

colors: {
  custom: {
    50: '#9598ef',
    500: '#5b70e6',
    950: '#000000',
  },
}

SCSS

$custom: #5b70e6;
$custom-light: #9598ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5b70e6",
  "rgb": {
    "r": 91,
    "g": 112,
    "b": 230
  },
  "hsl": {
    "h": 230.935,
    "s": 73.545,
    "l": 62.941
  },
  "oklch": {
    "l": 0.59064,
    "c": 0.17897,
    "h": 272.2
  },
  "luminance": 0.19526
}

Semantic roles & 50–950 ramp

primary

#5B70E6

secondary

#E7E0B5

accent

#B810D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B70E6

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

Preview Lab → · Contrast checker → · Palette generator →