#1B6C8B#1B6C8B

#1B6C8B is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 49.9% C 0.089 H 228.9°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#1B6C8B
RGB	rgb(27, 108, 139)
HSL	hsl(197, 67%, 33%)
HSV	hsv(197, 81%, 55%)
CMYK	cmyk(80.6%, 22.3%, 0%, 45.5%)
CIE-LAB	lab(42.49, -12.42, -23.78)
CIE-LCH	lch(42.49, 26.82, 242.43°)
OKLab	oklab(49.89% -0.0582 -0.0669)
OKLCH	oklch(49.89% 0.089 228.9)
XYZ	xyz(10.4728, 12.8209, 26.3438)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6C8B #8B3A1B

analogous

#1B8B72 #1B6C8B #1B348B

triadic

#1B6C8B #8B1B6C #6C8B1B

tetradic

#1B6C8B #721B8B #8B3A1B #348B1B

square

#1B6C8B #721B8B #8B3A1B #348B1B

split-complementary

#1B6C8B #8B1B34 #8B721B

monochromatic

#071C25 #114458 #1B6C8B #2594BE #45B2DB

Accessibility & contrast

On white

5.89

#1B6C8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#1B6C8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6C8B

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6C8B	#FFFFFF	#000000	##FFFFFF
##1B6C8B	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C6A8D

Deuteranopia (green-blind)

#4D608B

Tritanopia (blue-blind)

#007576

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #1b6c8b;
/* rgb */ color: rgb(27, 108, 139);
/* oklch */ color: oklch(49.9% 0.089 228.9);

Tailwind

colors: {
  custom: {
    50: '#6b96ad',
    500: '#1b6c8b',
    950: '#000000',
  },
}

SCSS

$custom: #1b6c8b;
$custom-light: #6b96ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6c8b",
  "rgb": {
    "r": 27,
    "g": 108,
    "b": 139
  },
  "hsl": {
    "h": 196.607,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.49891,
    "c": 0.08866,
    "h": 228.9
  },
  "luminance": 0.12822
}

Semantic roles & 50–950 ramp

primary

#1B6C8B

secondary

#BC6645

accent

#6D3DEA

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #1B6C8B

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

Preview Lab → · Contrast checker → · Palette generator →