#133370#133370

#133370 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.7% C 0.112 H 261.7°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#133370
RGB	rgb(19, 51, 112)
HSL	hsl(219, 71%, 26%)
HSV	hsv(219, 83%, 44%)
CMYK	cmyk(83%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(22.57, 12.96, -38.61)
CIE-LCH	lch(22.57, 40.73, 288.56°)
OKLab	oklab(33.69% -0.0163 -0.1112)
OKLCH	oklch(33.69% 0.112 261.7)
XYZ	xyz(4.3760, 3.6754, 15.8049)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133370 #705013

analogous

#136170 #133370 #221370

triadic

#133370 #701333 #337013

tetradic

#133370 #701361 #705013 #137022

square

#133370 #701361 #705013 #137022

split-complementary

#133370 #702213 #617013

monochromatic

#040C1A #0A1B3C #133370 #1C4BA4 #2563D9

Accessibility & contrast

On white

12.10

#133370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133370

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133370	#FFFFFF	#000000	##FFFFFF
##133370	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#093A72

Deuteranopia (green-blind)

#00326F

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133370;
/* rgb */ color: rgb(19, 51, 112);
/* oklch */ color: oklch(33.7% 0.112 261.7);

Tailwind

colors: {
  custom: {
    50: '#616a9a',
    500: '#133370',
    950: '#000000',
  },
}

SCSS

$custom: #133370;
$custom-light: #616a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#133370",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 219.355,
    "s": 70.992,
    "l": 25.686
  },
  "oklch": {
    "l": 0.33689,
    "c": 0.11241,
    "h": 261.7
  },
  "luminance": 0.03676
}

Semantic roles & 50–950 ramp

primary

#133370

secondary

#A78138

accent

#B03AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #133370

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

Preview Lab → · Contrast checker → · Palette generator →