#5B70DA#5B70DA

#5B70DA is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.3% C 0.163 H 272.0°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B70DA
RGB	rgb(91, 112, 218)
HSL	hsl(230, 63%, 61%)
HSV	hsv(230, 58%, 85%)
CMYK	cmyk(58.3%, 48.6%, 0%, 14.5%)
CIE-LAB	lab(50.54, 23.69, -56.87)
CIE-LCH	lch(50.54, 61.60, 292.61°)
OKLab	oklab(58.25% 0.0057 -0.1625)
OKLCH	oklch(58.25% 0.163 272)
XYZ	xyz(22.7593, 18.8727, 68.7595)
Luminance	0.1887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B70DA #DAC55B

analogous

#5BAFDA #5B70DA #855BDA

triadic

#5B70DA #DA5B70 #70DA5B

tetradic

#5B70DA #DA5BAF #DAC55B #5BDA85

square

#5B70DA #DA5BAF #DAC55B #5BDA85

split-complementary

#5B70DA #DA855B #AFDA5B

monochromatic

#223698 #2E48CA #5B70DA #8D9CE5 #BFC7F1

Accessibility & contrast

On white

4.40

#5B70DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#5B70DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B70DA

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B70DA	#FFFFFF	#000000	##000000
##5B70DA	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7EDE

Deuteranopia (green-blind)

#2473D8

Tritanopia (blue-blind)

#00889B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5b70da;
/* rgb */ color: rgb(91, 112, 218);
/* oklch */ color: oklch(58.3% 0.163 272.0);

Tailwind

colors: {
  custom: {
    50: '#9498e6',
    500: '#5b70da',
    950: '#000000',
  },
}

SCSS

$custom: #5b70da;
$custom-light: #9498e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b70da",
  "rgb": {
    "r": 91,
    "g": 112,
    "b": 218
  },
  "hsl": {
    "h": 230.079,
    "s": 63.184,
    "l": 60.588
  },
  "oklch": {
    "l": 0.5825,
    "c": 0.16262,
    "h": 272
  },
  "luminance": 0.18874
}

Semantic roles & 50–950 ramp

primary

#5B70DA

secondary

#E1D9B0

accent

#AE1BCB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B70DA

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

Preview Lab → · Contrast checker → · Palette generator →