#5A91BF#5A91BF

#5A91BF is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.7% C 0.091 H 245.1°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#5A91BF
RGB	rgb(90, 145, 191)
HSL	hsl(207, 44%, 55%)
HSV	hsv(207, 53%, 75%)
CMYK	cmyk(52.9%, 24.1%, 0%, 25.1%)
CIE-LAB	lab(58.21, -4.98, -29.46)
CIE-LCH	lch(58.21, 29.88, 260.40°)
OKLab	oklab(63.73% -0.0382 -0.0824)
OKLCH	oklch(63.73% 0.091 245.1)
XYZ	xyz(23.7425, 26.1841, 53.0830)
Luminance	0.2619 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A91BF #BF885A

analogous

#5ABFBB #5A91BF #5A5EBF

triadic

#5A91BF #BF5A91 #91BF5A

tetradic

#5A91BF #BB5ABF #BF885A #5EBF5A

square

#5A91BF #BB5ABF #BF885A #5EBF5A

split-complementary

#5A91BF #BF5A5E #BFBB5A

monochromatic

#2C5272 #3D729E #5A91BF #86AED0 #B2CCE1

Accessibility & contrast

On white

3.37

#5A91BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#5A91BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A91BF

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A91BF	#FFFFFF	#000000	##000000
##5A91BF	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E92C1

Deuteranopia (green-blind)

#7087BE

Tritanopia (blue-blind)

#1F9CA1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5a91bf;
/* rgb */ color: rgb(90, 145, 191);
/* oklch */ color: oklch(63.7% 0.091 245.1);

Tailwind

colors: {
  custom: {
    50: '#8fb1d2',
    500: '#5a91bf',
    950: '#000000',
  },
}

SCSS

$custom: #5a91bf;
$custom-light: #8fb1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5a91bf",
  "rgb": {
    "r": 90,
    "g": 145,
    "b": 191
  },
  "hsl": {
    "h": 207.327,
    "s": 44.105,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63733,
    "c": 0.09078,
    "h": 245.1
  },
  "luminance": 0.26186
}

Semantic roles & 50–950 ramp

primary

#5A91BF

secondary

#D0B9A5

accent

#8E54D4

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D1014

muted

#7E7F82

Preview Lab

Preview with #5A91BF

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

Preview Lab → · Contrast checker → · Palette generator →