#1B268B#1B268B

#1B268B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.0% C 0.165 H 269.6°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B268B
RGB	rgb(27, 38, 139)
HSL	hsl(234, 67%, 33%)
HSV	hsv(234, 81%, 55%)
CMYK	cmyk(80.6%, 72.7%, 0%, 45.5%)
CIE-LAB	lab(21.88, 33.61, -56.81)
CIE-LCH	lch(21.88, 66.00, 300.61°)
OKLab	oklab(34.04% -0.0012 -0.1645)
OKLCH	oklch(34.04% 0.165 269.6)
XYZ	xyz(5.8037, 3.4827, 24.7874)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B268B #8B801B

analogous

#1B5E8B #1B268B #481B8B

triadic

#1B268B #8B1B26 #268B1B

tetradic

#1B268B #8B1B5E #8B801B #1B8B48

square

#1B268B #8B1B5E #8B801B #1B8B48

split-complementary

#1B268B #8B481B #5E8B1B

monochromatic

#070A25 #111858 #1B268B #2534BE #4554DB

Accessibility & contrast

On white

12.38

#1B268B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1B268B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B268B

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B268B	#FFFFFF	#000000	##FFFFFF
##1B268B	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#002F89

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1b268b;
/* rgb */ color: rgb(27, 38, 139);
/* oklch */ color: oklch(34.0% 0.165 269.6);

Tailwind

colors: {
  custom: {
    50: '#6d61ae',
    500: '#1b268b',
    950: '#000000',
  },
}

SCSS

$custom: #1b268b;
$custom-light: #6d61ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b268b",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 139
  },
  "hsl": {
    "h": 234.107,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34036,
    "c": 0.16453,
    "h": 269.6
  },
  "luminance": 0.03483
}

Semantic roles & 50–950 ramp

primary

#1B268B

secondary

#BCB145

accent

#D93DEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1B268B

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

Preview Lab → · Contrast checker → · Palette generator →