#1B268A#1B268A

#1B268A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.163 H 269.6°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B268A
RGB	rgb(27, 38, 138)
HSL	hsl(234, 67%, 32%)
HSV	hsv(234, 80%, 54%)
CMYK	cmyk(80.4%, 72.5%, 0%, 45.9%)
CIE-LAB	lab(21.78, 33.24, -56.36)
CIE-LCH	lch(21.78, 65.43, 300.53°)
OKLab	oklab(33.93% -0.0011 -0.1632)
OKLCH	oklch(33.93% 0.163 269.6)
XYZ	xyz(5.7310, 3.4536, 24.4044)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B268A #8A7F1B

analogous

#1B5E8A #1B268A #471B8A

triadic

#1B268A #8A1B26 #268A1B

tetradic

#1B268A #8A1B5E #8A7F1B #1B8A47

square

#1B268A #8A1B5E #8A7F1B #1B8A47

split-complementary

#1B268A #8A471B #5E8A1B

monochromatic

#070A24 #111857 #1B268A #2534BD #4554DB

Accessibility & contrast

On white

12.42

#1B268A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1B268A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B268A

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B268A	#FFFFFF	#000000	##FFFFFF
##1B268A	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#002F88

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1b268a;
/* rgb */ color: rgb(27, 38, 138);
/* oklch */ color: oklch(33.9% 0.163 269.6);

Tailwind

colors: {
  custom: {
    50: '#6c61ad',
    500: '#1b268a',
    950: '#000000',
  },
}

SCSS

$custom: #1b268a;
$custom-light: #6c61ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1b268a",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 138
  },
  "hsl": {
    "h": 234.054,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33929,
    "c": 0.16322,
    "h": 269.6
  },
  "luminance": 0.03454
}

Semantic roles & 50–950 ramp

primary

#1B268A

secondary

#BCB045

accent

#D93EEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1B268A

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

Preview Lab → · Contrast checker → · Palette generator →