#1B56A6#1B56A6

#1B56A6 is a mid, vivid cyan. Relative luminance 0.096; OKLCH L 46.2% C 0.142 H 257.5°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#1B56A6
RGB	rgb(27, 86, 166)
HSL	hsl(215, 72%, 38%)
HSV	hsv(215, 84%, 65%)
CMYK	cmyk(83.7%, 48.2%, 0%, 34.9%)
CIE-LAB	lab(37.19, 11.86, -48.32)
CIE-LCH	lch(37.19, 49.76, 283.79°)
OKLab	oklab(46.21% -0.0307 -0.1389)
OKLCH	oklch(46.21% 0.142 257.5)
XYZ	xyz(10.6602, 9.6404, 37.3679)
Luminance	0.0964 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B56A6 #A66B1B

analogous

#1B9CA6 #1B56A6 #251BA6

triadic

#1B56A6 #A61B56 #56A61B

tetradic

#1B56A6 #A61B9C #A66B1B #1BA625

square

#1B56A6 #A61B9C #A66B1B #1BA625

split-complementary

#1B56A6 #A6251B #9CA61B

monochromatic

#0A1F3D #123B71 #1B56A6 #2471DB #5893E4

Accessibility & contrast

On white

7.17

#1B56A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#1B56A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B56A6

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B56A6	#FFFFFF	#000000	##FFFFFF
##1B56A6	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285EA9

Deuteranopia (green-blind)

#0052A4

Tritanopia (blue-blind)

#006976

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1b56a6;
/* rgb */ color: rgb(27, 86, 166);
/* oklch */ color: oklch(46.2% 0.142 257.5);

Tailwind

colors: {
  custom: {
    50: '#7085c1',
    500: '#1b56a6',
    950: '#000000',
  },
}

SCSS

$custom: #1b56a6;
$custom-light: #7085c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1b56a6",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 166
  },
  "hsl": {
    "h": 214.532,
    "s": 72.021,
    "l": 37.843
  },
  "oklch": {
    "l": 0.46207,
    "c": 0.14229,
    "h": 257.5
  },
  "luminance": 0.09642
}

Semantic roles & 50–950 ramp

primary

#1B56A6

secondary

#C79756

accent

#A239EF

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1B56A6

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

Preview Lab → · Contrast checker → · Palette generator →