#133880#133880

#133880 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.2% C 0.129 H 261.9°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#133880
RGB	rgb(19, 56, 128)
HSL	hsl(220, 74%, 29%)
HSV	hsv(220, 85%, 50%)
CMYK	cmyk(85.2%, 56.3%, 0%, 49.8%)
CIE-LAB	lab(25.34, 16.13, -44.28)
CIE-LCH	lch(25.34, 47.13, 290.02°)
OKLab	oklab(36.19% -0.0182 -0.1278)
OKLCH	oklch(36.19% 0.129 261.9)
XYZ	xyz(5.5776, 4.5246, 20.9973)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133880 #805B13

analogous

#136F80 #133880 #251380

triadic

#133880 #801338 #388013

tetradic

#133880 #80136F #805B13 #138025

square

#133880 #80136F #805B13 #138025

split-complementary

#133880 #802513 #6F8013

monochromatic

#040C1B #0B214B #133880 #1B4FB5 #2D6AE0

Accessibility & contrast

On white

11.02

#133880 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#133880 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133880

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133880	#FFFFFF	#000000	##FFFFFF
##133880	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004183

Deuteranopia (green-blind)

#00377F

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #133880;
/* rgb */ color: rgb(19, 56, 128);
/* oklch */ color: oklch(36.2% 0.129 261.9);

Tailwind

colors: {
  custom: {
    50: '#666ea5',
    500: '#133880',
    950: '#000000',
  },
}

SCSS

$custom: #133880;
$custom-light: #666ea5;
$custom-dark: #000000;

JSON

{
  "hex": "#133880",
  "rgb": {
    "r": 19,
    "g": 56,
    "b": 128
  },
  "hsl": {
    "h": 219.633,
    "s": 74.15,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36192,
    "c": 0.1291,
    "h": 261.9
  },
  "luminance": 0.04525
}

Semantic roles & 50–950 ramp

primary

#133880

secondary

#B58B39

accent

#B237F1

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #133880

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

Preview Lab → · Contrast checker → · Palette generator →