#1B84A0#1B84A0

#1B84A0 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.0% C 0.098 H 221.2°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#1B84A0
RGB	rgb(27, 132, 160)
HSL	hsl(193, 71%, 37%)
HSV	hsv(193, 83%, 63%)
CMYK	cmyk(83.1%, 17.5%, 0%, 37.3%)
CIE-LAB	lab(51.00, -18.33, -23.00)
CIE-LCH	lch(51.00, 29.41, 231.44°)
OKLab	oklab(57.01% -0.0737 -0.0645)
OKLCH	oklch(57.01% 0.098 221.2)
XYZ	xyz(15.0457, 19.2717, 36.1777)
Luminance	0.1927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B84A0 #A0371B

analogous

#1BA07A #1B84A0 #1B41A0

triadic

#1B84A0 #A01B84 #84A01B

tetradic

#1B84A0 #7A1BA0 #A0371B #41A01B

square

#1B84A0 #7A1BA0 #A0371B #41A01B

split-complementary

#1B84A0 #A01B41 #A07A1B

monochromatic

#092E37 #12596C #1B84A0 #24AFD4 #53C4E2

Accessibility & contrast

On white

4.33

#1B84A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#1B84A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B84A0

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B84A0	#FFFFFF	#000000	##000000
##1B84A0	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7380A1

Deuteranopia (green-blind)

#6274A0

Tritanopia (blue-blind)

#008D8D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1b84a0;
/* rgb */ color: rgb(27, 132, 160);
/* oklch */ color: oklch(57.0% 0.098 221.2);

Tailwind

colors: {
  custom: {
    50: '#70a8bc',
    500: '#1b84a0',
    950: '#000000',
  },
}

SCSS

$custom: #1b84a0;
$custom-light: #70a8bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b84a0",
  "rgb": {
    "r": 27,
    "g": 132,
    "b": 160
  },
  "hsl": {
    "h": 192.632,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.57011,
    "c": 0.0979,
    "h": 221.2
  },
  "luminance": 0.19274
}

Semantic roles & 50–950 ramp

primary

#1B84A0

secondary

#C56A52

accent

#603AEE

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1B84A0

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

Preview Lab → · Contrast checker → · Palette generator →