#5B91C3#5B91C3

#5B91C3 is a light, moderate cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.095 H 247.7°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#5B91C3
RGB	rgb(91, 145, 195)
HSL	hsl(209, 46%, 56%)
HSV	hsv(209, 53%, 76%)
CMYK	cmyk(53.3%, 25.6%, 0%, 23.5%)
CIE-LAB	lab(58.43, -3.52, -31.38)
CIE-LCH	lch(58.43, 31.58, 263.59°)
OKLab	oklab(63.97% -0.036 -0.0879)
OKLCH	oklch(63.97% 0.095 247.7)
XYZ	xyz(24.2866, 26.4131, 55.4376)
Luminance	0.2641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B91C3 #C38D5B

analogous

#5BC3C1 #5B91C3 #5B5DC3

triadic

#5B91C3 #C35B91 #91C35B

tetradic

#5B91C3 #C15BC3 #C38D5B #5DC35B

square

#5B91C3 #C15BC3 #C38D5B #5DC35B

split-complementary

#5B91C3 #C35B5D #C3C15B

monochromatic

#2C5378 #3C72A5 #5B91C3 #88AFD3 #B5CDE4

Accessibility & contrast

On white

3.34

#5B91C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#5B91C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B91C3

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B91C3	#FFFFFF	#000000	##000000
##5B91C3	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C92C5

Deuteranopia (green-blind)

#6F88C2

Tritanopia (blue-blind)

#1D9DA2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5b91c3;
/* rgb */ color: rgb(91, 145, 195);
/* oklch */ color: oklch(64.0% 0.095 247.7);

Tailwind

colors: {
  custom: {
    50: '#90b1d5',
    500: '#5b91c3',
    950: '#000000',
  },
}

SCSS

$custom: #5b91c3;
$custom-light: #90b1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#5b91c3",
  "rgb": {
    "r": 91,
    "g": 145,
    "b": 195
  },
  "hsl": {
    "h": 208.846,
    "s": 46.429,
    "l": 56.078
  },
  "oklch": {
    "l": 0.63971,
    "c": 0.09497,
    "h": 247.7
  },
  "luminance": 0.26415
}

Semantic roles & 50–950 ramp

primary

#5B91C3

secondary

#D2BCA7

accent

#9152D6

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #5B91C3

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

Preview Lab → · Contrast checker → · Palette generator →