#5B70CD#5B70CD

#5B70CD is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.4% C 0.145 H 271.6°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#5B70CD
RGB	rgb(91, 112, 205)
HSL	hsl(229, 53%, 58%)
HSV	hsv(229, 56%, 80%)
CMYK	cmyk(55.6%, 45.4%, 0%, 19.6%)
CIE-LAB	lab(49.76, 19.42, -50.72)
CIE-LCH	lch(49.76, 54.31, 290.95°)
OKLab	oklab(57.41% 0.004 -0.1445)
OKLCH	oklch(57.41% 0.145 271.6)
XYZ	xyz(21.1244, 18.2187, 60.1492)
Luminance	0.1822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B70CD #CDB85B

analogous

#5BA9CD #5B70CD #7F5BCD

triadic

#5B70CD #CD5B70 #70CD5B

tetradic

#5B70CD #CD5BA9 #CDB85B #5BCD7F

square

#5B70CD #CD5BA9 #CDB85B #5BCD7F

split-complementary

#5B70CD #CD7F5B #A9CD5B

monochromatic

#293A85 #374EB4 #5B70CD #8A99DB #B9C2EA

Accessibility & contrast

On white

4.52

#5B70CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#5B70CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B70CD

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B70CD	#FFFFFF	#000000	##000000
##5B70CD	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD0

Deuteranopia (green-blind)

#3772CB

Tritanopia (blue-blind)

#198594

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5b70cd;
/* rgb */ color: rgb(91, 112, 205);
/* oklch */ color: oklch(57.4% 0.145 271.6);

Tailwind

colors: {
  custom: {
    50: '#9298dd',
    500: '#5b70cd',
    950: '#000000',
  },
}

SCSS

$custom: #5b70cd;
$custom-light: #9298dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b70cd",
  "rgb": {
    "r": 91,
    "g": 112,
    "b": 205
  },
  "hsl": {
    "h": 228.947,
    "s": 53.271,
    "l": 58.039
  },
  "oklch": {
    "l": 0.57408,
    "c": 0.14453,
    "h": 271.6
  },
  "luminance": 0.1822
}

Semantic roles & 50–950 ramp

primary

#5B70CD

secondary

#D9D0AB

accent

#C24BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #5B70CD

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

Preview Lab → · Contrast checker → · Palette generator →