#5BB1CB#5BB1CB

#5BB1CB is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.7% C 0.091 H 220.1°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#5BB1CB
RGB	rgb(91, 177, 203)
HSL	hsl(194, 52%, 58%)
HSV	hsv(194, 55%, 80%)
CMYK	cmyk(55.2%, 12.8%, 0%, 20.4%)
CIE-LAB	lab(68.00, -18.61, -21.11)
CIE-LCH	lch(68.00, 28.14, 228.60°)
OKLab	oklab(71.68% -0.0696 -0.0585)
OKLCH	oklch(71.68% 0.091 220.1)
XYZ	xyz(30.8118, 37.9774, 62.1950)
Luminance	0.3798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB1CB #CB755B

analogous

#5BCBAD #5BB1CB #5B79CB

triadic

#5BB1CB #CB5BB1 #B1CB5B

tetradic

#5BB1CB #AD5BCB #CB755B #79CB5B

square

#5BB1CB #AD5BCB #CB755B #79CB5B

split-complementary

#5BB1CB #CB5B79 #CBAD5B

monochromatic

#296E82 #3895B1 #5BB1CB #89C7DA #B8DDE8

Accessibility & contrast

On white

2.44

#5BB1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#5BB1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB1CB

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB1CB	#FFFFFF	#000000	##000000
##5BB1CB	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ADCC

Deuteranopia (green-blind)

#90A0CB

Tritanopia (blue-blind)

#00BAB9

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #5bb1cb;
/* rgb */ color: rgb(91, 177, 203);
/* oklch */ color: oklch(71.7% 0.091 220.1);

Tailwind

colors: {
  custom: {
    50: '#92c8da',
    500: '#5bb1cb',
    950: '#000000',
  },
}

SCSS

$custom: #5bb1cb;
$custom-light: #92c8da;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb1cb",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 203
  },
  "hsl": {
    "h": 193.929,
    "s": 51.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.71676,
    "c": 0.09095,
    "h": 220.1
  },
  "luminance": 0.3798
}

Semantic roles & 50–950 ramp

primary

#5BB1CB

secondary

#D7B5AA

accent

#6E4CDB

background

#F9FCFD

surface

#F2F8FA

border

#CCD1D3

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB1CB

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

Preview Lab → · Contrast checker → · Palette generator →