#5BB1BC#5BB1BC

#5BB1BC is a light, moderate teal. Relative luminance 0.373; OKLCH L 71.1% C 0.084 H 206.4°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#5BB1BC
RGB	rgb(91, 177, 188)
HSL	hsl(187, 42%, 55%)
HSV	hsv(187, 52%, 74%)
CMYK	cmyk(51.6%, 5.9%, 0%, 26.3%)
CIE-LAB	lab(67.50, -22.88, -13.59)
CIE-LCH	lch(67.50, 26.61, 210.72°)
OKLab	oklab(71.1% -0.0756 -0.0375)
OKLCH	oklch(71.1% 0.084 206.4)
XYZ	xyz(29.1100, 37.2967, 53.2321)
Luminance	0.3730 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB1BC #BC665B

analogous

#5BBC96 #5BB1BC #5B81BC

triadic

#5BB1BC #BC5BB1 #B1BC5B

tetradic

#5BB1BC #965BBC #BC665B #81BC5B

square

#5BB1BC #965BBC #BC665B #81BC5B

split-complementary

#5BB1BC #BC5B81 #BC965B

monochromatic

#2D686F #3F909B #5BB1BC #86C6CE #B2DAE0

Accessibility & contrast

On white

2.48

#5BB1BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#5BB1BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB1BC

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB1BC	#FFFFFF	#000000	##000000
##5BB1BC	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5ABBD

Deuteranopia (green-blind)

#959FBC

Tritanopia (blue-blind)

#15B7B4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #5bb1bc;
/* rgb */ color: rgb(91, 177, 188);
/* oklch */ color: oklch(71.1% 0.084 206.4);

Tailwind

colors: {
  custom: {
    50: '#91c8d0',
    500: '#5bb1bc',
    950: '#000000',
  },
}

SCSS

$custom: #5bb1bc;
$custom-light: #91c8d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb1bc",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 188
  },
  "hsl": {
    "h": 186.804,
    "s": 41.991,
    "l": 54.706
  },
  "oklch": {
    "l": 0.71104,
    "c": 0.08439,
    "h": 206.4
  },
  "luminance": 0.37299
}

Semantic roles & 50–950 ramp

primary

#5BB1BC

secondary

#CEAAA5

accent

#6456D2

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #5BB1BC

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

Preview Lab → · Contrast checker → · Palette generator →