#1B568A#1B568A

#1B568A is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.3% C 0.104 H 249.2°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#1B568A
RGB	rgb(27, 86, 138)
HSL	hsl(208, 67%, 32%)
HSV	hsv(208, 80%, 54%)
CMYK	cmyk(80.4%, 37.7%, 0%, 45.9%)
CIE-LAB	lab(35.44, 0.67, -34.23)
CIE-LCH	lch(35.44, 34.24, 271.11°)
OKLab	oklab(44.29% -0.037 -0.0975)
OKLCH	oklch(44.29% 0.104 249.2)
XYZ	xyz(8.3655, 8.7226, 25.2826)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B568A #8A4F1B

analogous

#1B8A87 #1B568A #1B1F8A

triadic

#1B568A #8A1B56 #568A1B

tetradic

#1B568A #871B8A #8A4F1B #1F8A1B

square

#1B568A #871B8A #8A4F1B #1F8A1B

split-complementary

#1B568A #8A1B1F #8A871B

monochromatic

#071624 #113657 #1B568A #2576BD #4594DB

Accessibility & contrast

On white

7.65

#1B568A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#1B568A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B568A

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B568A	#FFFFFF	#000000	##FFFFFF
##1B568A	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E598C

Deuteranopia (green-blind)

#2D4F89

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1b568a;
/* rgb */ color: rgb(27, 86, 138);
/* oklch */ color: oklch(44.3% 0.104 249.2);

Tailwind

colors: {
  custom: {
    50: '#6a85ac',
    500: '#1b568a',
    950: '#000000',
  },
}

SCSS

$custom: #1b568a;
$custom-light: #6a85ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1b568a",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 138
  },
  "hsl": {
    "h": 208.108,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.44287,
    "c": 0.10431,
    "h": 249.2
  },
  "luminance": 0.08724
}

Semantic roles & 50–950 ramp

primary

#1B568A

secondary

#BC7D45

accent

#8E3EEA

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1B568A

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

Preview Lab → · Contrast checker → · Palette generator →