#133281#133281

#133281 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.138 H 264.1°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#133281
RGB	rgb(19, 50, 129)
HSL	hsl(223, 74%, 29%)
HSV	hsv(223, 85%, 51%)
CMYK	cmyk(85.3%, 61.2%, 0%, 49.4%)
CIE-LAB	lab(23.68, 20.81, -47.60)
CIE-LCH	lch(23.68, 51.95, 293.61°)
OKLab	oklab(34.98% -0.0142 -0.1376)
OKLCH	oklch(34.98% 0.138 264.1)
XYZ	xyz(5.3702, 4.0040, 21.2544)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133281 #816213

analogous

#136981 #133281 #2B1381

triadic

#133281 #811332 #328113

tetradic

#133281 #811369 #816213 #13812B

square

#133281 #811369 #816213 #13812B

split-complementary

#133281 #812B13 #698113

monochromatic

#040A1B #0B1D4C #133281 #1B47B6 #2E60E0

Accessibility & contrast

On white

11.66

#133281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#133281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133281

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133281	#FFFFFF	#000000	##FFFFFF
##133281	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E84

Deuteranopia (green-blind)

#00337F

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133281;
/* rgb */ color: rgb(19, 50, 129);
/* oklch */ color: oklch(35.0% 0.138 264.1);

Tailwind

colors: {
  custom: {
    50: '#6669a6',
    500: '#133281',
    950: '#000000',
  },
}

SCSS

$custom: #133281;
$custom-light: #6669a6;
$custom-dark: #000000;

JSON

{
  "hex": "#133281",
  "rgb": {
    "r": 19,
    "g": 50,
    "b": 129
  },
  "hsl": {
    "h": 223.091,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34975,
    "c": 0.13838,
    "h": 264.1
  },
  "luminance": 0.04005
}

Semantic roles & 50–950 ramp

primary

#133281

secondary

#B6933A

accent

#BD37F1

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #133281

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

Preview Lab → · Contrast checker → · Palette generator →