#1B2C96#1B2C96

#1B2C96 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.172 H 268.3°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#1B2C96
RGB	rgb(27, 44, 150)
HSL	hsl(232, 69%, 35%)
HSV	hsv(232, 82%, 59%)
CMYK	cmyk(82%, 70.7%, 0%, 41.2%)
CIE-LAB	lab(24.44, 33.84, -59.41)
CIE-LCH	lch(24.44, 68.37, 299.67°)
OKLab	oklab(36.23% -0.0051 -0.1721)
OKLCH	oklch(36.23% 0.172 268.3)
XYZ	xyz(6.8558, 4.2356, 29.3045)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2C96 #96851B

analogous

#1B6A96 #1B2C96 #471B96

triadic

#1B2C96 #961B2C #2C961B

tetradic

#1B2C96 #961B6A #96851B #1B9647

square

#1B2C96 #961B6A #96851B #1B9647

split-complementary

#1B2C96 #96471B #6A961B

monochromatic

#080E2E #121D62 #1B2C96 #243BCA #4D61DF

Accessibility & contrast

On white

11.37

#1B2C96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1B2C96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2C96

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2C96	#FFFFFF	#000000	##FFFFFF
##1B2C96	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004099

Deuteranopia (green-blind)

#003494

Tritanopia (blue-blind)

#004A5D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1b2c96;
/* rgb */ color: rgb(27, 44, 150);
/* oklch */ color: oklch(36.2% 0.172 268.3);

Tailwind

colors: {
  custom: {
    50: '#6f65b6',
    500: '#1b2c96',
    950: '#000000',
  },
}

SCSS

$custom: #1b2c96;
$custom-light: #6f65b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2c96",
  "rgb": {
    "r": 27,
    "g": 44,
    "b": 150
  },
  "hsl": {
    "h": 231.707,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36225,
    "c": 0.1722,
    "h": 268.3
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary

#1B2C96

secondary

#C1B14C

accent

#D43BEC

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1B2C96

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

Preview Lab → · Contrast checker → · Palette generator →