#1B677B#1B677B

#1B677B is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 47.8% C 0.077 H 219.7°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B677B
RGB	rgb(27, 103, 123)
HSL	hsl(193, 64%, 29%)
HSV	hsv(193, 78%, 48%)
CMYK	cmyk(78%, 16.3%, 0%, 51.8%)
CIE-LAB	lab(40.18, -15.33, -17.69)
CIE-LCH	lch(40.18, 23.40, 229.08°)
OKLab	oklab(47.81% -0.0595 -0.0494)
OKLCH	oklch(47.81% 0.077 219.7)
XYZ	xyz(8.8759, 11.3625, 20.4604)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B677B #7B2F1B

analogous

#1B7B5F #1B677B #1B377B

triadic

#1B677B #7B1B67 #677B1B

tetradic

#1B677B #5F1B7B #7B2F1B #377B1B

square

#1B677B #5F1B7B #7B2F1B #377B1B

split-complementary

#1B677B #7B1B37 #7B5F1B

monochromatic

#061519 #103D49 #1B677B #2691AD #3CB5D4

Accessibility & contrast

On white

6.42

#1B677B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#1B677B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B677B

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B677B	#FFFFFF	#000000	##FFFFFF
##1B677B	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B647C

Deuteranopia (green-blind)

#4E5B7B

Tritanopia (blue-blind)

#006E6D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1b677b;
/* rgb */ color: rgb(27, 103, 123);
/* oklch */ color: oklch(47.8% 0.077 219.7);

Tailwind

colors: {
  custom: {
    50: '#6892a1',
    500: '#1b677b',
    950: '#000000',
  },
}

SCSS

$custom: #1b677b;
$custom-light: #6892a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1b677b",
  "rgb": {
    "r": 27,
    "g": 103,
    "b": 123
  },
  "hsl": {
    "h": 192.5,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.47814,
    "c": 0.0774,
    "h": 219.7
  },
  "luminance": 0.11364
}

Semantic roles & 50–950 ramp

primary

#1B677B

secondary

#AF5943

accent

#6341E7

background

#F6F9F9

surface

#EBF1F2

border

#C6CBCC

text

#070D0F

muted

#7A7E7E

Preview Lab

Preview with #1B677B

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

Preview Lab → · Contrast checker → · Palette generator →