#5BB5BF#5BB5BF

#5BB5BF is a light, moderate teal. Relative luminance 0.390; OKLCH L 72.2% C 0.087 H 205.0°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#5BB5BF
RGB	rgb(91, 181, 191)
HSL	hsl(186, 44%, 55%)
HSV	hsv(186, 52%, 75%)
CMYK	cmyk(52.4%, 5.2%, 0%, 25.1%)
CIE-LAB	lab(68.77, -24.07, -13.33)
CIE-LCH	lch(68.77, 27.52, 208.98°)
OKLab	oklab(72.16% -0.0789 -0.0368)
OKLCH	oklch(72.16% 0.087 205)
XYZ	xyz(30.2385, 39.0307, 55.2203)
Luminance	0.3903 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB5BF #BF655B

analogous

#5BBF97 #5BB5BF #5B83BF

triadic

#5BB5BF #BF5BB5 #B5BF5B

tetradic

#5BB5BF #975BBF #BF655B #83BF5B

square

#5BB5BF #975BBF #BF655B #83BF5B

split-complementary

#5BB5BF #BF5B83 #BF975B

monochromatic

#2D6C73 #3E959F #5BB5BF #87C9D0 #B3DDE1

Accessibility & contrast

On white

2.38

#5BB5BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#5BB5BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB5BF

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB5BF	#FFFFFF	#000000	##000000
##5BB5BF	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9AFC0

Deuteranopia (green-blind)

#99A3BF

Tritanopia (blue-blind)

#09BBB8

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #5bb5bf;
/* rgb */ color: rgb(91, 181, 191);
/* oklch */ color: oklch(72.2% 0.087 205.0);

Tailwind

colors: {
  custom: {
    50: '#91cbd2',
    500: '#5bb5bf',
    950: '#000000',
  },
}

SCSS

$custom: #5bb5bf;
$custom-light: #91cbd2;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb5bf",
  "rgb": {
    "r": 91,
    "g": 181,
    "b": 191
  },
  "hsl": {
    "h": 186,
    "s": 43.86,
    "l": 55.294
  },
  "oklch": {
    "l": 0.72159,
    "c": 0.08705,
    "h": 205
  },
  "luminance": 0.39033
}

Semantic roles & 50–950 ramp

primary

#5BB5BF

secondary

#D0AAA6

accent

#6154D4

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #5BB5BF

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

Preview Lab → · Contrast checker → · Palette generator →