#1B6881#1B6881

#1B6881 is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.4% C 0.082 H 224.6°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#1B6881
RGB	rgb(27, 104, 129)
HSL	hsl(195, 65%, 31%)
HSV	hsv(195, 79%, 51%)
CMYK	cmyk(79.1%, 19.4%, 0%, 49.4%)
CIE-LAB	lab(40.76, -13.75, -20.43)
CIE-LCH	lch(40.76, 24.63, 236.06°)
OKLab	oklab(48.36% -0.0581 -0.0573)
OKLCH	oklch(48.36% 0.082 224.6)
XYZ	xyz(9.3631, 11.7175, 22.5328)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6881 #81341B

analogous

#1B8167 #1B6881 #1B3581

triadic

#1B6881 #811B68 #68811B

tetradic

#1B6881 #671B81 #81341B #35811B

square

#1B6881 #671B81 #81341B #35811B

split-complementary

#1B6881 #811B35 #81671B

monochromatic

#06161C #103F4E #1B6881 #2691B4 #3FB2D7

Accessibility & contrast

On white

6.28

#1B6881 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#1B6881 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6881

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6881	#FFFFFF	#000000	##FFFFFF
##1B6881	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A6682

Deuteranopia (green-blind)

#4C5C81

Tritanopia (blue-blind)

#006F70

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1b6881;
/* rgb */ color: rgb(27, 104, 129);
/* oklch */ color: oklch(48.4% 0.082 224.6);

Tailwind

colors: {
  custom: {
    50: '#6993a5',
    500: '#1b6881',
    950: '#000000',
  },
}

SCSS

$custom: #1b6881;
$custom-light: #6993a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6881",
  "rgb": {
    "r": 27,
    "g": 104,
    "b": 129
  },
  "hsl": {
    "h": 194.706,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.48363,
    "c": 0.0816,
    "h": 224.6
  },
  "luminance": 0.11719
}

Semantic roles & 50–950 ramp

primary

#1B6881

secondary

#B55F43

accent

#693FE8

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #1B6881

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

Preview Lab → · Contrast checker → · Palette generator →