#5B61CF#5B61CF

#5B61CF is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.6% C 0.167 H 277.0°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#5B61CF
RGB	rgb(91, 97, 207)
HSL	hsl(237, 55%, 58%)
HSV	hsv(237, 56%, 81%)
CMYK	cmyk(56%, 53.1%, 0%, 18.8%)
CIE-LAB	lab(46.01, 29.35, -57.89)
CIE-LCH	lch(46.01, 64.90, 296.88°)
OKLab	oklab(54.61% 0.0203 -0.1657)
OKLCH	oklch(54.61% 0.167 277)
XYZ	xyz(19.8480, 15.2772, 60.9223)
Luminance	0.1528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B61CF #CFC95B

analogous

#5B9BCF #5B61CF #8F5BCF

triadic

#5B61CF #CF5B61 #61CF5B

tetradic

#5B61CF #CF5B9B #CFC95B #5BCF8F

square

#5B61CF #CF5B9B #CFC95B #5BCF8F

split-complementary

#5B61CF #CF8F5B #9BCF5B

monochromatic

#282D88 #363CB7 #5B61CF #8A8FDD #BABCEB

Accessibility & contrast

On white

5.18

#5B61CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#5B61CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B61CF

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B61CF	#FFFFFF	#000000	##FFFFFF
##5B61CF	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F72D3

Deuteranopia (green-blind)

#0068CD

Tritanopia (blue-blind)

#1A7A8F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5b61cf;
/* rgb */ color: rgb(91, 97, 207);
/* oklch */ color: oklch(54.6% 0.167 277.0);

Tailwind

colors: {
  custom: {
    50: '#938dde',
    500: '#5b61cf',
    950: '#000000',
  },
}

SCSS

$custom: #5b61cf;
$custom-light: #938dde;
$custom-dark: #000000;

JSON

{
  "hex": "#5b61cf",
  "rgb": {
    "r": 91,
    "g": 97,
    "b": 207
  },
  "hsl": {
    "h": 236.897,
    "s": 54.717,
    "l": 58.431
  },
  "oklch": {
    "l": 0.54613,
    "c": 0.16691,
    "h": 277
  },
  "luminance": 0.15279
}

Semantic roles & 50–950 ramp

primary

#5B61CF

secondary

#DAD8AC

accent

#D64ADE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5B61CF

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

Preview Lab → · Contrast checker → · Palette generator →