#5BBBCC#5BBBCC

#5BBBCC is a light, moderate teal. Relative luminance 0.421; OKLCH L 74.1% C 0.093 H 210.6°. Best body text is #000000 at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#5BBBCC
RGB	rgb(91, 187, 204)
HSL	hsl(189, 53%, 58%)
HSV	hsv(189, 55%, 80%)
CMYK	cmyk(55.4%, 8.3%, 0%, 20%)
CIE-LAB	lab(70.95, -23.46, -17.18)
CIE-LCH	lch(70.95, 29.07, 216.22°)
OKLab	oklab(74.05% -0.0802 -0.0475)
OKLCH	oklch(74.05% 0.093 210.6)
XYZ	xyz(32.9794, 42.1213, 63.5073)
Luminance	0.4212 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBBCC #CC6C5B

analogous

#5BCCA5 #5BBBCC #5B82CC

triadic

#5BBBCC #CC5BBB #BBCC5B

tetradic

#5BBBCC #A55BCC #CC6C5B #82CC5B

square

#5BBBCC #A55BCC #CC6C5B #82CC5B

split-complementary

#5BBBCC #CC5B82 #CCA55B

monochromatic

#297684 #37A0B2 #5BBBCC #8ACEDB #B8E2E9

Accessibility & contrast

On white

2.23

#5BBBCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.42

#5BBBCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBBCC

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBBCC	#FFFFFF	#000000	##000000
##5BBBCC	1.00	2.23	9.42	9.42
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.42	21.00	1.00	1.00
##000000	9.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB5CD

Deuteranopia (green-blind)

#9BA8CC

Tritanopia (blue-blind)

#00C3C0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bbbcc;
/* rgb */ color: rgb(91, 187, 204);
/* oklch */ color: oklch(74.1% 0.093 210.6);

Tailwind

colors: {
  custom: {
    50: '#93cfdb',
    500: '#5bbbcc',
    950: '#000000',
  },
}

SCSS

$custom: #5bbbcc;
$custom-light: #93cfdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbbcc",
  "rgb": {
    "r": 91,
    "g": 187,
    "b": 204
  },
  "hsl": {
    "h": 189.027,
    "s": 52.558,
    "l": 57.843
  },
  "oklch": {
    "l": 0.74051,
    "c": 0.09327,
    "h": 210.6
  },
  "luminance": 0.42124
}

Semantic roles & 50–950 ramp

primary

#5BBBCC

secondary

#D8B2AB

accent

#624CDC

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #5BBBCC

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

Preview Lab → · Contrast checker → · Palette generator →