#1B7CA1#1B7CA1

#1B7CA1 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.0% C 0.101 H 229.6°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#1B7CA1
RGB	rgb(27, 124, 161)
HSL	hsl(197, 71%, 37%)
HSV	hsv(197, 83%, 63%)
CMYK	cmyk(83.2%, 23%, 0%, 36.9%)
CIE-LAB	lab(48.54, -13.55, -27.40)
CIE-LCH	lch(48.54, 30.57, 243.69°)
OKLab	oklab(55.05% -0.0656 -0.0772)
OKLCH	oklch(55.05% 0.101 229.6)
XYZ	xyz(14.0900, 17.2197, 36.2924)
Luminance	0.1722 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7CA1 #A1401B

analogous

#1BA183 #1B7CA1 #1B39A1

triadic

#1B7CA1 #A11B7C #7CA11B

tetradic

#1B7CA1 #831BA1 #A1401B #39A11B

square

#1B7CA1 #831BA1 #A1401B #39A11B

split-complementary

#1B7CA1 #A11B39 #A1831B

monochromatic

#092B38 #12546D #1B7CA1 #24A4D5 #54BBE2

Accessibility & contrast

On white

4.73

#1B7CA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#1B7CA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7CA1

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7CA1	#FFFFFF	#000000	##FFFFFF
##1B7CA1	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697AA3

Deuteranopia (green-blind)

#576EA0

Tritanopia (blue-blind)

#008688

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #1b7ca1;
/* rgb */ color: rgb(27, 124, 161);
/* oklch */ color: oklch(55.0% 0.101 229.6);

Tailwind

colors: {
  custom: {
    50: '#70a2bd',
    500: '#1b7ca1',
    950: '#000000',
  },
}

SCSS

$custom: #1b7ca1;
$custom-light: #70a2bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7ca1",
  "rgb": {
    "r": 27,
    "g": 124,
    "b": 161
  },
  "hsl": {
    "h": 196.567,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.55046,
    "c": 0.10126,
    "h": 229.6
  },
  "luminance": 0.17222
}

Semantic roles & 50–950 ramp

primary

#1B7CA1

secondary

#C57252

accent

#6C3AEE

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #1B7CA1

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

Preview Lab → · Contrast checker → · Palette generator →