#5BBDDB#5BBDDB

#5BBDDB is a light, moderate cyan. Relative luminance 0.437; OKLCH L 75.1% C 0.101 H 220.7°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDDB
RGB	rgb(91, 189, 219)
HSL	hsl(194, 64%, 61%)
HSV	hsv(194, 58%, 86%)
CMYK	cmyk(58.4%, 13.7%, 0%, 14.1%)
CIE-LAB	lab(72.05, -20.14, -23.71)
CIE-LCH	lch(72.05, 31.10, 229.65°)
OKLab	oklab(75.1% -0.0766 -0.0659)
OKLCH	oklch(75.1% 0.101 220.7)
XYZ	xyz(35.2931, 43.7304, 73.5850)
Luminance	0.4373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDDB #DB795B

analogous

#5BDBB9 #5BBDDB #5B7DDB

triadic

#5BBDDB #DB5BBD #BDDB5B

tetradic

#5BBDDB #B95BDB #DB795B #7DDB5B

square

#5BBDDB #B95BDB #DB795B #7DDB5B

split-complementary

#5BBDDB #DB5B7D #DBB95B

monochromatic

#227E9A #2DA7CC #5BBDDB #8DD1E6 #BFE5F1

Accessibility & contrast

On white

2.15

#5BBDDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#5BBDDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDDB

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDDB	#FFFFFF	#000000	##000000
##5BBDDB	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB9DD

Deuteranopia (green-blind)

#98ABDB

Tritanopia (blue-blind)

#00C7C6

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #5bbddb;
/* rgb */ color: rgb(91, 189, 219);
/* oklch */ color: oklch(75.1% 0.101 220.7);

Tailwind

colors: {
  custom: {
    50: '#94d1e6',
    500: '#5bbddb',
    950: '#000000',
  },
}

SCSS

$custom: #5bbddb;
$custom-light: #94d1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbddb",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 219
  },
  "hsl": {
    "h": 194.063,
    "s": 64,
    "l": 60.784
  },
  "oklch": {
    "l": 0.75097,
    "c": 0.10101,
    "h": 220.7
  },
  "luminance": 0.43734
}

Semantic roles & 50–950 ramp

primary

#5BBDDB

secondary

#E1BCB1

accent

#431ACC

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BBDDB

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

Preview Lab → · Contrast checker → · Palette generator →