#1B6D8B#1B6D8B

#1B6D8B is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.1% C 0.088 H 227.8°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#1B6D8B
RGB	rgb(27, 109, 139)
HSL	hsl(196, 67%, 33%)
HSV	hsv(196, 81%, 55%)
CMYK	cmyk(80.6%, 21.6%, 0%, 45.5%)
CIE-LAB	lab(42.81, -12.99, -23.28)
CIE-LCH	lch(42.81, 26.66, 240.83°)
OKLab	oklab(50.15% -0.0592 -0.0654)
OKLCH	oklch(50.15% 0.088 227.8)
XYZ	xyz(10.5789, 13.0331, 26.3792)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6D8B #8B391B

analogous

#1B8B71 #1B6D8B #1B358B

triadic

#1B6D8B #8B1B6D #6D8B1B

tetradic

#1B6D8B #711B8B #8B391B #358B1B

square

#1B6D8B #711B8B #8B391B #358B1B

split-complementary

#1B6D8B #8B1B35 #8B711B

monochromatic

#071D25 #114558 #1B6D8B #2595BE #45B3DB

Accessibility & contrast

On white

5.82

#1B6D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#1B6D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6D8B

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6D8B	#FFFFFF	#000000	##FFFFFF
##1B6D8B	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6B8C

Deuteranopia (green-blind)

#4E608B

Tritanopia (blue-blind)

#007677

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #1b6d8b;
/* rgb */ color: rgb(27, 109, 139);
/* oklch */ color: oklch(50.1% 0.088 227.8);

Tailwind

colors: {
  custom: {
    50: '#6b96ad',
    500: '#1b6d8b',
    950: '#000000',
  },
}

SCSS

$custom: #1b6d8b;
$custom-light: #6b96ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6d8b",
  "rgb": {
    "r": 27,
    "g": 109,
    "b": 139
  },
  "hsl": {
    "h": 196.071,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.50148,
    "c": 0.08826,
    "h": 227.8
  },
  "luminance": 0.13034
}

Semantic roles & 50–950 ramp

primary

#1B6D8B

secondary

#BC6545

accent

#6C3DEA

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #1B6D8B

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

Preview Lab → · Contrast checker → · Palette generator →