#1B7187#1B7187

#1B7187 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.0% C 0.084 H 219.5°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#1B7187
RGB	rgb(27, 113, 135)
HSL	hsl(192, 67%, 32%)
HSV	hsv(192, 80%, 53%)
CMYK	cmyk(80%, 16.3%, 0%, 47.1%)
CIE-LAB	lab(43.93, -16.69, -19.16)
CIE-LCH	lch(43.93, 25.41, 228.94°)
OKLab	oklab(50.99% -0.0649 -0.0536)
OKLCH	oklch(50.99% 0.084 219.5)
XYZ	xyz(10.7284, 13.7912, 25.0135)
Luminance	0.1379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7187 #87311B

analogous

#1B8767 #1B7187 #1B3B87

triadic

#1B7187 #871B71 #71871B

tetradic

#1B7187 #671B87 #87311B #3B871B

square

#1B7187 #671B87 #87311B #3B871B

split-complementary

#1B7187 #871B3B #87671B

monochromatic

#071C21 #114654 #1B7187 #259CBA #43BBD9

Accessibility & contrast

On white

5.59

#1B7187 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#1B7187 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7187

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7187	#FFFFFF	#000000	##FFFFFF
##1B7187	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636E88

Deuteranopia (green-blind)

#556387

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b7187;
/* rgb */ color: rgb(27, 113, 135);
/* oklch */ color: oklch(51.0% 0.084 219.5);

Tailwind

colors: {
  custom: {
    50: '#6b9aaa',
    500: '#1b7187',
    950: '#000000',
  },
}

SCSS

$custom: #1b7187;
$custom-light: #6b9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7187",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 135
  },
  "hsl": {
    "h": 192.222,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.50989,
    "c": 0.0842,
    "h": 219.5
  },
  "luminance": 0.13793
}

Semantic roles & 50–950 ramp

primary

#1B7187

secondary

#BA5C44

accent

#613EEA

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #1B7187

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

Preview Lab → · Contrast checker → · Palette generator →