#1B608A#1B608A

#1B608A is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 46.8% C 0.095 H 240.6°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B608A
RGB	rgb(27, 96, 138)
HSL	hsl(203, 67%, 32%)
HSV	hsv(203, 80%, 54%)
CMYK	cmyk(80.4%, 30.4%, 0%, 45.9%)
CIE-LAB	lab(38.61, -5.64, -29.24)
CIE-LCH	lch(38.61, 29.77, 259.09°)
OKLab	oklab(46.78% -0.0466 -0.0828)
OKLCH	oklch(46.78% 0.095 240.6)
XYZ	xyz(9.2205, 10.4326, 25.5676)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B608A #8A451B

analogous

#1B8A7D #1B608A #1B288A

triadic

#1B608A #8A1B60 #608A1B

tetradic

#1B608A #7D1B8A #8A451B #288A1B

square

#1B608A #7D1B8A #8A451B #288A1B

split-complementary

#1B608A #8A1B28 #8A7D1B

monochromatic

#071924 #113C57 #1B608A #2584BD #45A2DB

Accessibility & contrast

On white

6.80

#1B608A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#1B608A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B608A

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B608A	#FFFFFF	#000000	##FFFFFF
##1B608A	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C618C

Deuteranopia (green-blind)

#3D5689

Tritanopia (blue-blind)

#006A6F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1b608a;
/* rgb */ color: rgb(27, 96, 138);
/* oklch */ color: oklch(46.8% 0.095 240.6);

Tailwind

colors: {
  custom: {
    50: '#6a8dac',
    500: '#1b608a',
    950: '#000000',
  },
}

SCSS

$custom: #1b608a;
$custom-light: #6a8dac;
$custom-dark: #000000;

JSON

{
  "hex": "#1b608a",
  "rgb": {
    "r": 27,
    "g": 96,
    "b": 138
  },
  "hsl": {
    "h": 202.703,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.46783,
    "c": 0.09502,
    "h": 240.6
  },
  "luminance": 0.10434
}

Semantic roles & 50–950 ramp

primary

#1B608A

secondary

#BC7245

accent

#7F3EEA

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #1B608A

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

Preview Lab → · Contrast checker → · Palette generator →