#1B97BB#1B97BB

#1B97BB is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.0% C 0.112 H 223.8°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#1B97BB
RGB	rgb(27, 151, 187)
HSL	hsl(194, 75%, 42%)
HSV	hsv(194, 86%, 73%)
CMYK	cmyk(85.6%, 19.3%, 0%, 26.7%)
CIE-LAB	lab(57.99, -19.15, -27.68)
CIE-LCH	lch(57.99, 33.66, 235.33°)
OKLab	oklab(62.99% -0.0811 -0.0777)
OKLCH	oklch(62.99% 0.112 223.8)
XYZ	xyz(20.4845, 25.9514, 50.9336)
Luminance	0.2595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B97BB #BB3F1B

analogous

#1BBB8F #1B97BB #1B47BB

triadic

#1B97BB #BB1B97 #97BB1B

tetradic

#1B97BB #8F1BBB #BB3F1B #47BB1B

square

#1B97BB #8F1BBB #BB3F1B #47BB1B

split-complementary

#1B97BB #BB1B47 #BB8F1B

monochromatic

#0C4150 #136C86 #1B97BB #32BAE1 #67CCE9

Accessibility & contrast

On white

3.39

#1B97BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#1B97BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B97BB

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B97BB	#FFFFFF	#000000	##000000
##1B97BB	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8393BD

Deuteranopia (green-blind)

#6E85BB

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #1b97bb;
/* rgb */ color: rgb(27, 151, 187);
/* oklch */ color: oklch(63.0% 0.112 223.8);

Tailwind

colors: {
  custom: {
    50: '#77b5cf',
    500: '#1b97bb',
    950: '#000000',
  },
}

SCSS

$custom: #1b97bb;
$custom-light: #77b5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#1b97bb",
  "rgb": {
    "r": 27,
    "g": 151,
    "b": 187
  },
  "hsl": {
    "h": 193.5,
    "s": 74.766,
    "l": 41.961
  },
  "oklch": {
    "l": 0.62987,
    "c": 0.11237,
    "h": 223.8
  },
  "luminance": 0.25954
}

Semantic roles & 50–950 ramp

primary

#1B97BB

secondary

#CE7C63

accent

#6036F1

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0A1114

muted

#7C8082

Preview Lab

Preview with #1B97BB

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

Preview Lab → · Contrast checker → · Palette generator →