#5B6CDA#5B6CDA

#5B6CDA is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.5% C 0.168 H 273.4°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#5B6CDA
RGB	rgb(91, 108, 218)
HSL	hsl(232, 63%, 61%)
HSV	hsv(232, 58%, 85%)
CMYK	cmyk(58.3%, 50.5%, 0%, 14.5%)
CIE-LAB	lab(49.51, 26.15, -58.52)
CIE-LCH	lch(49.51, 64.10, 294.08°)
OKLab	oklab(57.47% 0.0098 -0.1674)
OKLCH	oklch(57.47% 0.168 273.4)
XYZ	xyz(22.3277, 18.0095, 68.6157)
Luminance	0.1801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6CDA #DAC95B

analogous

#5BABDA #5B6CDA #8A5BDA

triadic

#5B6CDA #DA5B6C #6CDA5B

tetradic

#5B6CDA #DA5BAB #DAC95B #5BDA8A

square

#5B6CDA #DA5BAB #DAC95B #5BDA8A

split-complementary

#5B6CDA #DA8A5B #ABDA5B

monochromatic

#223298 #2E43CA #5B6CDA #8D99E5 #BFC6F1

Accessibility & contrast

On white

4.56

#5B6CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#5B6CDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6CDA

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6CDA	#FFFFFF	#000000	##000000
##5B6CDA	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317BDE

Deuteranopia (green-blind)

#1570D8

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5b6cda;
/* rgb */ color: rgb(91, 108, 218);
/* oklch */ color: oklch(57.5% 0.168 273.4);

Tailwind

colors: {
  custom: {
    50: '#9495e6',
    500: '#5b6cda',
    950: '#000000',
  },
}

SCSS

$custom: #5b6cda;
$custom-light: #9495e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6cda",
  "rgb": {
    "r": 91,
    "g": 108,
    "b": 218
  },
  "hsl": {
    "h": 231.969,
    "s": 63.184,
    "l": 60.588
  },
  "oklch": {
    "l": 0.5747,
    "c": 0.16773,
    "h": 273.4
  },
  "luminance": 0.18011
}

Semantic roles & 50–950 ramp

primary

#5B6CDA

secondary

#E1DAB0

accent

#B31BCB

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6CDA

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

Preview Lab → · Contrast checker → · Palette generator →