#1B678F#1B678F

#1B678F is a mid, moderate cyan. Relative luminance 0.119; OKLCH L 48.8% C 0.095 H 237.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#1B678F
RGB	rgb(27, 103, 143)
HSL	hsl(201, 68%, 33%)
HSV	hsv(201, 81%, 56%)
CMYK	cmyk(81.1%, 28%, 0%, 43.9%)
CIE-LAB	lab(41.08, -7.98, -28.37)
CIE-LCH	lch(41.08, 29.47, 254.28°)
OKLab	oklab(48.83% -0.0518 -0.0802)
OKLCH	oklch(48.83% 0.095 237.1)
XYZ	xyz(10.2582, 11.9154, 27.7405)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B678F #8F431B

analogous

#1B8F7D #1B678F #1B2D8F

triadic

#1B678F #8F1B67 #678F1B

tetradic

#1B678F #7D1B8F #8F431B #2D8F1B

square

#1B678F #7D1B8F #8F431B #2D8F1B

split-complementary

#1B678F #8F1B2D #8F7D1B

monochromatic

#081D28 #11425C #1B678F #258CC2 #48A9DC

Accessibility & contrast

On white

6.21

#1B678F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#1B678F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B678F

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B678F	#FFFFFF	#000000	##FFFFFF
##1B678F	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546791

Deuteranopia (green-blind)

#445C8E

Tritanopia (blue-blind)

#007175

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1b678f;
/* rgb */ color: rgb(27, 103, 143);
/* oklch */ color: oklch(48.8% 0.095 237.1);

Tailwind

colors: {
  custom: {
    50: '#6b92b0',
    500: '#1b678f',
    950: '#000000',
  },
}

SCSS

$custom: #1b678f;
$custom-light: #6b92b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1b678f",
  "rgb": {
    "r": 27,
    "g": 103,
    "b": 143
  },
  "hsl": {
    "h": 200.69,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.48827,
    "c": 0.09547,
    "h": 237.1
  },
  "luminance": 0.11917
}

Semantic roles & 50–950 ramp

primary

#1B678F

secondary

#BE7148

accent

#793DEB

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080D10

muted

#7A7D7F

Preview Lab

Preview with #1B678F

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

Preview Lab → · Contrast checker → · Palette generator →