#1B6879#1B6879

#1B6879 is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.0% C 0.076 H 216.1°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#1B6879
RGB	rgb(27, 104, 121)
HSL	hsl(191, 64%, 29%)
HSV	hsv(191, 78%, 47%)
CMYK	cmyk(77.7%, 14%, 0%, 52.5%)
CIE-LAB	lab(40.43, -16.60, -16.09)
CIE-LCH	lch(40.43, 23.12, 224.11°)
OKLab	oklab(47.99% -0.0615 -0.0449)
OKLCH	oklch(47.99% 0.076 216.1)
XYZ	xyz(8.8520, 11.5131, 19.8412)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6879 #792C1B

analogous

#1B795B #1B6879 #1B3979

triadic

#1B6879 #791B68 #68791B

tetradic

#1B6879 #5B1B79 #792C1B #39791B

square

#1B6879 #5B1B79 #792C1B #39791B

split-complementary

#1B6879 #791B39 #795B1B

monochromatic

#061619 #103D47 #1B6879 #2693AB #3BB8D3

Accessibility & contrast

On white

6.36

#1B6879 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#1B6879 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6879

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6879	#FFFFFF	#000000	##FFFFFF
##1B6879	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C657A

Deuteranopia (green-blind)

#505B79

Tritanopia (blue-blind)

#006E6D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1b6879;
/* rgb */ color: rgb(27, 104, 121);
/* oklch */ color: oklch(48.0% 0.076 216.1);

Tailwind

colors: {
  custom: {
    50: '#67939f',
    500: '#1b6879',
    950: '#000000',
  },
}

SCSS

$custom: #1b6879;
$custom-light: #67939f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6879",
  "rgb": {
    "r": 27,
    "g": 104,
    "b": 121
  },
  "hsl": {
    "h": 190.851,
    "s": 63.514,
    "l": 29.02
  },
  "oklch": {
    "l": 0.47986,
    "c": 0.07614,
    "h": 216.1
  },
  "luminance": 0.11514
}

Semantic roles & 50–950 ramp

primary

#1B6879

secondary

#AD5643

accent

#5F41E7

background

#F6F9F9

surface

#EBF1F2

border

#C6CBCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #1B6879

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

Preview Lab → · Contrast checker → · Palette generator →