#1B268C#1B268C

#1B268C is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.166 H 269.5°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#1B268C
RGB	rgb(27, 38, 140)
HSL	hsl(234, 68%, 33%)
HSV	hsv(234, 81%, 55%)
CMYK	cmyk(80.7%, 72.9%, 0%, 45.1%)
CIE-LAB	lab(21.99, 33.98, -57.26)
CIE-LCH	lch(21.99, 66.58, 300.69°)
OKLab	oklab(34.14% -0.0014 -0.1658)
OKLCH	oklch(34.14% 0.166 269.5)
XYZ	xyz(5.8771, 3.5120, 25.1740)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B268C #8C811B

analogous

#1B5F8C #1B268C #481B8C

triadic

#1B268C #8C1B26 #268C1B

tetradic

#1B268C #8C1B5F #8C811B #1B8C48

square

#1B268C #8C1B5F #8C811B #1B8C48

split-complementary

#1B268C #8C481B #5F8C1B

monochromatic

#070A25 #111859 #1B268C #2534BF #4655DB

Accessibility & contrast

On white

12.33

#1B268C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1B268C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B268C

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B268C	#FFFFFF	#000000	##FFFFFF
##1B268C	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8F

Deuteranopia (green-blind)

#002F8A

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1b268c;
/* rgb */ color: rgb(27, 38, 140);
/* oklch */ color: oklch(34.1% 0.166 269.5);

Tailwind

colors: {
  custom: {
    50: '#6d61af',
    500: '#1b268c',
    950: '#000000',
  },
}

SCSS

$custom: #1b268c;
$custom-light: #6d61af;
$custom-dark: #000000;

JSON

{
  "hex": "#1b268c",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 140
  },
  "hsl": {
    "h": 234.159,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34145,
    "c": 0.16585,
    "h": 269.5
  },
  "luminance": 0.03513
}

Semantic roles & 50–950 ramp

primary

#1B268C

secondary

#BDB146

accent

#DA3DEB

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080510

muted

#7B797F

Preview Lab

Preview with #1B268C

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

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