#5B9FCF#5B9FCF

#5B9FCF is a light, moderate cyan. Relative luminance 0.315; OKLCH L 67.7% C 0.099 H 241.1°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#5B9FCF
RGB	rgb(91, 159, 207)
HSL	hsl(205, 55%, 58%)
HSV	hsv(205, 56%, 81%)
CMYK	cmyk(56%, 23.2%, 0%, 18.8%)
CIE-LAB	lab(62.95, -7.71, -31.10)
CIE-LCH	lch(62.95, 32.04, 256.07°)
OKLab	oklab(67.7% -0.0481 -0.087)
OKLCH	oklch(67.7% 0.099 241.1)
XYZ	xyz(27.9709, 31.5230, 63.6299)
Luminance	0.3152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9FCF #CF8B5B

analogous

#5BCFC5 #5B9FCF #5B65CF

triadic

#5B9FCF #CF5B9F #9FCF5B

tetradic

#5B9FCF #C55BCF #CF8B5B #65CF5B

square

#5B9FCF #C55BCF #CF8B5B #65CF5B

split-complementary

#5B9FCF #CF5B65 #CFC55B

monochromatic

#286088 #3682B7 #5B9FCF #8ABBDD #BAD6EB

Accessibility & contrast

On white

2.87

#5B9FCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#5B9FCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9FCF

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9FCF	#FFFFFF	#000000	##000000
##5B9FCF	1.00	2.87	7.30	7.30
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9FD1

Deuteranopia (green-blind)

#7A93CE

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5b9fcf;
/* rgb */ color: rgb(91, 159, 207);
/* oklch */ color: oklch(67.7% 0.099 241.1);

Tailwind

colors: {
  custom: {
    50: '#92bbde',
    500: '#5b9fcf',
    950: '#000000',
  },
}

SCSS

$custom: #5b9fcf;
$custom-light: #92bbde;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9fcf",
  "rgb": {
    "r": 91,
    "g": 159,
    "b": 207
  },
  "hsl": {
    "h": 204.828,
    "s": 54.717,
    "l": 58.431
  },
  "oklch": {
    "l": 0.67703,
    "c": 0.09939,
    "h": 241.1
  },
  "luminance": 0.31525
}

Semantic roles & 50–950 ramp

primary

#5B9FCF

secondary

#DABFAC

accent

#874ADE

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #5B9FCF

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

Preview Lab → · Contrast checker → · Palette generator →