#5B91AE#5B91AE

#5B91AE is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.0% C 0.072 H 233.0°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#5B91AE
RGB	rgb(91, 145, 174)
HSL	hsl(201, 34%, 52%)
HSV	hsv(201, 48%, 68%)
CMYK	cmyk(47.7%, 16.7%, 0%, 31.8%)
CIE-LAB	lab(57.59, -9.83, -20.76)
CIE-LCH	lch(57.59, 22.98, 244.66°)
OKLab	oklab(63.03% -0.0433 -0.0575)
OKLCH	oklch(63.03% 0.072 233)
XYZ	xyz(22.0770, 25.5293, 43.8005)
Luminance	0.2553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B91AE #AE785B

analogous

#5BAEA2 #5B91AE #5B68AE

triadic

#5B91AE #AE5B91 #91AE5B

tetradic

#5B91AE #A25BAE #AE785B #68AE5B

square

#5B91AE #A25BAE #AE785B #68AE5B

split-complementary

#5B91AE #AE5B68 #AEA25B

monochromatic

#2F4F5F #437088 #5B91AE #84ACC2 #ADC8D6

Accessibility & contrast

On white

3.44

#5B91AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#5B91AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B91AE

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B91AE	#FFFFFF	#000000	##000000
##5B91AE	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838FAF

Deuteranopia (green-blind)

#7786AE

Tritanopia (blue-blind)

#34999A

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5b91ae;
/* rgb */ color: rgb(91, 145, 174);
/* oklch */ color: oklch(63.0% 0.072 233.0);

Tailwind

colors: {
  custom: {
    50: '#8eb1c6',
    500: '#5b91ae',
    950: '#000000',
  },
}

SCSS

$custom: #5b91ae;
$custom-light: #8eb1c6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b91ae",
  "rgb": {
    "r": 91,
    "g": 145,
    "b": 174
  },
  "hsl": {
    "h": 200.964,
    "s": 33.878,
    "l": 51.961
  },
  "oklch": {
    "l": 0.6303,
    "c": 0.07204,
    "h": 233
  },
  "luminance": 0.25531
}

Semantic roles & 50–950 ramp

primary

#5B91AE

secondary

#C5ADA0

accent

#845ECA

background

#F9FAFC

surface

#F1F5F8

border

#CBCFD1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #5B91AE

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

Preview Lab → · Contrast checker → · Palette generator →