#5BB7CB#5BB7CB

#5BB7CB is a light, moderate cyan. Relative luminance 0.404; OKLCH L 73.1% C 0.092 H 213.8°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#5BB7CB
RGB	rgb(91, 183, 203)
HSL	hsl(191, 52%, 58%)
HSV	hsv(191, 55%, 80%)
CMYK	cmyk(55.2%, 9.9%, 0%, 20.4%)
CIE-LAB	lab(69.75, -21.71, -18.45)
CIE-LCH	lch(69.75, 28.49, 220.36°)
OKLab	oklab(73.08% -0.0762 -0.0511)
OKLCH	oklch(73.08% 0.092 213.8)
XYZ	xyz(32.0231, 40.3999, 62.5987)
Luminance	0.4040 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB7CB #CB6F5B

analogous

#5BCBA7 #5BB7CB #5B7FCB

triadic

#5BB7CB #CB5BB7 #B7CB5B

tetradic

#5BB7CB #A75BCB #CB6F5B #7FCB5B

square

#5BB7CB #A75BCB #CB6F5B #7FCB5B

split-complementary

#5BB7CB #CB5B7F #CBA75B

monochromatic

#297282 #389BB1 #5BB7CB #89CBDA #B8E0E8

Accessibility & contrast

On white

2.31

#5BB7CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#5BB7CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB7CB

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB7CB	#FFFFFF	#000000	##000000
##5BB7CB	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B2CC

Deuteranopia (green-blind)

#97A5CB

Tritanopia (blue-blind)

#00BFBD

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #5bb7cb;
/* rgb */ color: rgb(91, 183, 203);
/* oklch */ color: oklch(73.1% 0.092 213.8);

Tailwind

colors: {
  custom: {
    50: '#92ccda',
    500: '#5bb7cb',
    950: '#000000',
  },
}

SCSS

$custom: #5bb7cb;
$custom-light: #92ccda;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb7cb",
  "rgb": {
    "r": 91,
    "g": 183,
    "b": 203
  },
  "hsl": {
    "h": 190.714,
    "s": 51.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.73076,
    "c": 0.09178,
    "h": 213.8
  },
  "luminance": 0.40403
}

Semantic roles & 50–950 ramp

primary

#5BB7CB

secondary

#D7B2AA

accent

#664CDB

background

#F9FCFD

surface

#F2F9FA

border

#CCD2D3

text

#0E1314

muted

#7E8283

Preview Lab

Preview with #5BB7CB

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

Preview Lab → · Contrast checker → · Palette generator →