#133E7E#133E7E

#133E7E is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.118 H 258.8°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#133E7E
RGB	rgb(19, 62, 126)
HSL	hsl(216, 74%, 28%)
HSV	hsv(216, 85%, 49%)
CMYK	cmyk(84.9%, 50.8%, 0%, 50.6%)
CIE-LAB	lab(26.99, 11.05, -40.35)
CIE-LCH	lch(26.99, 41.84, 285.32°)
OKLab	oklab(37.41% -0.023 -0.1161)
OKLCH	oklch(37.41% 0.118 258.8)
XYZ	xyz(5.7557, 5.0893, 20.4136)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E7E #7E5313

analogous

#13737E #133E7E #1D137E

triadic

#133E7E #7E133E #3E7E13

tetradic

#133E7E #7E1373 #7E5313 #137E1D

square

#133E7E #7E1373 #7E5313 #137E1D

split-complementary

#133E7E #7E1D13 #737E13

monochromatic

#040D1B #0B2449 #133E7E #1B58B3 #2C74DF

Accessibility & contrast

On white

10.41

#133E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#133E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E7E

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E7E	#FFFFFF	#000000	##FFFFFF
##133E7E	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184580

Deuteranopia (green-blind)

#003B7D

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #133e7e;
/* rgb */ color: rgb(19, 62, 126);
/* oklch */ color: oklch(37.4% 0.118 258.8);

Tailwind

colors: {
  custom: {
    50: '#6572a4',
    500: '#133e7e',
    950: '#000000',
  },
}

SCSS

$custom: #133e7e;
$custom-light: #6572a4;
$custom-dark: #000000;

JSON

{
  "hex": "#133e7e",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 126
  },
  "hsl": {
    "h": 215.888,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.37405,
    "c": 0.11838,
    "h": 258.8
  },
  "luminance": 0.0509
}

Semantic roles & 50–950 ramp

primary

#133E7E

secondary

#B48239

accent

#A637F0

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #133E7E

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

Preview Lab → · Contrast checker → · Palette generator →