#5BB1BF#5BB1BF

#5BB1BF is a light, moderate teal. Relative luminance 0.374; OKLCH L 71.2% C 0.085 H 209.3°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#5BB1BF
RGB	rgb(91, 177, 191)
HSL	hsl(188, 44%, 55%)
HSV	hsv(188, 52%, 75%)
CMYK	cmyk(52.4%, 7.3%, 0%, 25.1%)
CIE-LAB	lab(67.60, -22.04, -15.10)
CIE-LCH	lch(67.60, 26.72, 214.42°)
OKLab	oklab(71.21% -0.0744 -0.0417)
OKLCH	oklch(71.21% 0.085 209.3)
XYZ	xyz(29.4368, 37.4274, 54.9530)
Luminance	0.3743 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB1BF #BF695B

analogous

#5BBF9B #5BB1BF #5B7FBF

triadic

#5BB1BF #BF5BB1 #B1BF5B

tetradic

#5BB1BF #9B5BBF #BF695B #7FBF5B

square

#5BB1BF #9B5BBF #BF695B #7FBF5B

split-complementary

#5BB1BF #BF5B7F #BF9B5B

monochromatic

#2D6973 #3E919F #5BB1BF #87C6D0 #B3DBE1

Accessibility & contrast

On white

2.47

#5BB1BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#5BB1BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB1BF

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB1BF	#FFFFFF	#000000	##000000
##5BB1BF	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4ABC0

Deuteranopia (green-blind)

#94A0BF

Tritanopia (blue-blind)

#0EB8B5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #5bb1bf;
/* rgb */ color: rgb(91, 177, 191);
/* oklch */ color: oklch(71.2% 0.085 209.3);

Tailwind

colors: {
  custom: {
    50: '#91c8d2',
    500: '#5bb1bf',
    950: '#000000',
  },
}

SCSS

$custom: #5bb1bf;
$custom-light: #91c8d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb1bf",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 191
  },
  "hsl": {
    "h": 188.4,
    "s": 43.86,
    "l": 55.294
  },
  "oklch": {
    "l": 0.71214,
    "c": 0.08526,
    "h": 209.3
  },
  "luminance": 0.3743
}

Semantic roles & 50–950 ramp

primary

#5BB1BF

secondary

#D0ACA6

accent

#6654D4

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #5BB1BF

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

Preview Lab → · Contrast checker → · Palette generator →