#5B90CA#5B90CA

#5B90CA is a light, moderate cyan. Relative luminance 0.264; OKLCH L 64.1% C 0.104 H 251.8°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#5B90CA
RGB	rgb(91, 144, 202)
HSL	hsl(211, 51%, 57%)
HSV	hsv(211, 55%, 79%)
CMYK	cmyk(55%, 28.7%, 0%, 20.8%)
CIE-LAB	lab(58.45, -0.76, -35.30)
CIE-LCH	lch(58.45, 35.31, 268.76°)
OKLab	oklab(64.09% -0.0327 -0.0992)
OKLCH	oklch(64.09% 0.104 251.8)
XYZ	xyz(24.9445, 26.4329, 59.6532)
Luminance	0.2643 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B90CA #CA955B

analogous

#5BC8CA #5B90CA #5D5BCA

triadic

#5B90CA #CA5B90 #90CA5B

tetradic

#5B90CA #CA5BC8 #CA955B #5BCA5D

square

#5B90CA #CA5BC8 #CA955B #5BCA5D

split-complementary

#5B90CA #CA5D5B #C8CA5B

monochromatic

#2A5381 #3971AF #5B90CA #89AFD9 #B8CFE8

Accessibility & contrast

On white

3.34

#5B90CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#5B90CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B90CA

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B90CA	#FFFFFF	#000000	##000000
##5B90CA	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7893CD

Deuteranopia (green-blind)

#6A88C9

Tritanopia (blue-blind)

#0E9DA4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5b90ca;
/* rgb */ color: rgb(91, 144, 202);
/* oklch */ color: oklch(64.1% 0.104 251.8);

Tailwind

colors: {
  custom: {
    50: '#91b0da',
    500: '#5b90ca',
    950: '#000000',
  },
}

SCSS

$custom: #5b90ca;
$custom-light: #91b0da;
$custom-dark: #000000;

JSON

{
  "hex": "#5b90ca",
  "rgb": {
    "r": 91,
    "g": 144,
    "b": 202
  },
  "hsl": {
    "h": 211.351,
    "s": 51.152,
    "l": 57.451
  },
  "oklch": {
    "l": 0.64086,
    "c": 0.10443,
    "h": 251.8
  },
  "luminance": 0.26435
}

Semantic roles & 50–950 ramp

primary

#5B90CA

secondary

#D7C1AA

accent

#974DDB

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5B90CA

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

Preview Lab → · Contrast checker → · Palette generator →