#1B6B8B#1B6B8B

#1B6B8B is a mid, moderate cyan. Relative luminance 0.126; OKLCH L 49.6% C 0.089 H 230.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B6B8B
RGB	rgb(27, 107, 139)
HSL	hsl(197, 67%, 33%)
HSV	hsv(197, 81%, 55%)
CMYK	cmyk(80.6%, 23%, 0%, 45.5%)
CIE-LAB	lab(42.17, -11.84, -24.27)
CIE-LCH	lch(42.17, 27.01, 244.01°)
OKLab	oklab(49.64% -0.0572 -0.0683)
OKLCH	oklch(49.64% 0.089 230)
XYZ	xyz(10.3680, 12.6112, 26.3089)
Luminance	0.1261 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6B8B #8B3B1B

analogous

#1B8B73 #1B6B8B #1B338B

triadic

#1B6B8B #8B1B6B #6B8B1B

tetradic

#1B6B8B #731B8B #8B3B1B #338B1B

square

#1B6B8B #731B8B #8B3B1B #338B1B

split-complementary

#1B6B8B #8B1B33 #8B731B

monochromatic

#071C25 #114458 #1B6B8B #2592BE #45B0DB

Accessibility & contrast

On white

5.96

#1B6B8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#1B6B8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6B8B

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6B8B	#FFFFFF	#000000	##FFFFFF
##1B6B8B	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B698D

Deuteranopia (green-blind)

#4C5F8B

Tritanopia (blue-blind)

#007476

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #1b6b8b;
/* rgb */ color: rgb(27, 107, 139);
/* oklch */ color: oklch(49.6% 0.089 230.0);

Tailwind

colors: {
  custom: {
    50: '#6b95ad',
    500: '#1b6b8b',
    950: '#000000',
  },
}

SCSS

$custom: #1b6b8b;
$custom-light: #6b95ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6b8b",
  "rgb": {
    "r": 27,
    "g": 107,
    "b": 139
  },
  "hsl": {
    "h": 197.143,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.49635,
    "c": 0.08911,
    "h": 230
  },
  "luminance": 0.12612
}

Semantic roles & 50–950 ramp

primary

#1B6B8B

secondary

#BC6745

accent

#6F3DEA

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #1B6B8B

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

Preview Lab → · Contrast checker → · Palette generator →