#5BB1D6#5BB1D6

#5BB1D6 is a light, moderate cyan. Relative luminance 0.385; OKLCH L 72.1% C 0.099 H 228.5°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#5BB1D6
RGB	rgb(91, 177, 214)
HSL	hsl(198, 60%, 60%)
HSV	hsv(198, 57%, 84%)
CMYK	cmyk(57.5%, 17.3%, 0%, 16.1%)
CIE-LAB	lab(68.40, -15.36, -26.55)
CIE-LCH	lch(68.40, 30.67, 239.96°)
OKLab	oklab(72.13% -0.0655 -0.074)
OKLCH	oklch(72.13% 0.099 228.5)
XYZ	xyz(32.1695, 38.5204, 69.3452)
Luminance	0.3852 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB1D6 #D6805B

analogous

#5BD6BE #5BB1D6 #5B73D6

triadic

#5BB1D6 #D65BB1 #B1D65B

tetradic

#5BB1D6 #BE5BD6 #D6805B #73D65B

square

#5BB1D6 #BE5BD6 #D6805B #73D65B

split-complementary

#5BB1D6 #D65B73 #D6BE5B

monochromatic

#257192 #3197C3 #5BB1D6 #8CC8E2 #BDE0EE

Accessibility & contrast

On white

2.41

#5BB1D6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#5BB1D6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB1D6

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB1D6	#FFFFFF	#000000	##000000
##5BB1D6	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAED8

Deuteranopia (green-blind)

#8CA1D6

Tritanopia (blue-blind)

#00BCBD

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #5bb1d6;
/* rgb */ color: rgb(91, 177, 214);
/* oklch */ color: oklch(72.1% 0.099 228.5);

Tailwind

colors: {
  custom: {
    50: '#93c8e2',
    500: '#5bb1d6',
    950: '#000000',
  },
}

SCSS

$custom: #5bb1d6;
$custom-light: #93c8e2;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb1d6",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 214
  },
  "hsl": {
    "h": 198.049,
    "s": 60,
    "l": 59.804
  },
  "oklch": {
    "l": 0.72126,
    "c": 0.09879,
    "h": 228.5
  },
  "luminance": 0.38523
}

Semantic roles & 50–950 ramp

primary

#5BB1D6

secondary

#DEBDAF

accent

#7445E3

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB1D6

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

Preview Lab → · Contrast checker → · Palette generator →