#133380#133380

#133380 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.1% C 0.136 H 263.7°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#133380
RGB	rgb(19, 51, 128)
HSL	hsl(222, 74%, 29%)
HSV	hsv(222, 85%, 50%)
CMYK	cmyk(85.2%, 60.2%, 0%, 49.8%)
CIE-LAB	lab(23.88, 19.68, -46.65)
CIE-LCH	lch(23.88, 50.63, 292.88°)
OKLab	oklab(35.1% -0.0148 -0.1348)
OKLCH	oklch(35.1% 0.136 263.7)
XYZ	xyz(5.3473, 4.0640, 20.9205)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133380 #806013

analogous

#136A80 #133380 #291380

triadic

#133380 #801333 #338013

tetradic

#133380 #80136A #806013 #138029

square

#133380 #80136A #806013 #138029

split-complementary

#133380 #802913 #6A8013

monochromatic

#040B1B #0B1E4B #133380 #1B48B5 #2D62E0

Accessibility & contrast

On white

11.58

#133380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#133380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133380

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133380	#FFFFFF	#000000	##FFFFFF
##133380	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E83

Deuteranopia (green-blind)

#00347F

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133380;
/* rgb */ color: rgb(19, 51, 128);
/* oklch */ color: oklch(35.1% 0.136 263.7);

Tailwind

colors: {
  custom: {
    50: '#666aa6',
    500: '#133380',
    950: '#000000',
  },
}

SCSS

$custom: #133380;
$custom-light: #666aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#133380",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 128
  },
  "hsl": {
    "h": 222.385,
    "s": 74.15,
    "l": 28.824
  },
  "oklch": {
    "l": 0.35095,
    "c": 0.13566,
    "h": 263.7
  },
  "luminance": 0.04065
}

Semantic roles & 50–950 ramp

primary

#133380

secondary

#B59139

accent

#BA37F1

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #133380

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

Preview Lab → · Contrast checker → · Palette generator →