#1B80A0#1B80A0

#1B80A0 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.0% C 0.099 H 225.1°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B80A0
RGB	rgb(27, 128, 160)
HSL	hsl(194, 71%, 37%)
HSV	hsv(194, 83%, 63%)
CMYK	cmyk(83.1%, 20%, 0%, 37.3%)
CIE-LAB	lab(49.75, -16.14, -24.94)
CIE-LCH	lch(49.75, 29.71, 237.09°)
OKLab	oklab(56% -0.0698 -0.07)
OKLCH	oklch(56% 0.099 225.1)
XYZ	xyz(14.5137, 18.2076, 36.0004)
Luminance	0.1821 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B80A0 #A03B1B

analogous

#1BA07E #1B80A0 #1B3EA0

triadic

#1B80A0 #A01B80 #80A01B

tetradic

#1B80A0 #7E1BA0 #A03B1B #3EA01B

square

#1B80A0 #7E1BA0 #A03B1B #3EA01B

split-complementary

#1B80A0 #A01B3E #A07E1B

monochromatic

#092C37 #12566C #1B80A0 #24AAD4 #53C0E2

Accessibility & contrast

On white

4.52

#1B80A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1B80A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B80A0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B80A0	#FFFFFF	#000000	##000000
##1B80A0	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA2

Deuteranopia (green-blind)

#5D71A0

Tritanopia (blue-blind)

#00898A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1b80a0;
/* rgb */ color: rgb(27, 128, 160);
/* oklch */ color: oklch(56.0% 0.099 225.1);

Tailwind

colors: {
  custom: {
    50: '#70a5bc',
    500: '#1b80a0',
    950: '#000000',
  },
}

SCSS

$custom: #1b80a0;
$custom-light: #70a5bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b80a0",
  "rgb": {
    "r": 27,
    "g": 128,
    "b": 160
  },
  "hsl": {
    "h": 194.436,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.56002,
    "c": 0.09889,
    "h": 225.1
  },
  "luminance": 0.18209
}

Semantic roles & 50–950 ramp

primary

#1B80A0

secondary

#C56E52

accent

#653AEE

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1B80A0

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

Preview Lab → · Contrast checker → · Palette generator →