#133B6A#133B6A

#133B6A is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.2% C 0.093 H 254.8°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#133B6A
RGB	rgb(19, 59, 106)
HSL	hsl(212, 70%, 25%)
HSV	hsv(212, 82%, 42%)
CMYK	cmyk(82.1%, 44.3%, 0%, 58.4%)
CIE-LAB	lab(24.66, 4.72, -31.39)
CIE-LCH	lch(24.66, 31.75, 278.56°)
OKLab	oklab(35.16% -0.0244 -0.0898)
OKLCH	oklch(35.16% 0.093 254.8)
XYZ	xyz(4.4331, 4.3065, 14.2305)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B6A #6A4213

analogous

#13676A #133B6A #17136A

triadic

#133B6A #6A133B #3B6A13

tetradic

#133B6A #6A1367 #6A4213 #136A17

square

#133B6A #6A1367 #6A4213 #136A17

split-complementary

#133B6A #6A1713 #676A13

monochromatic

#050E1A #0A1E36 #133B6A #1C589E #2675D2

Accessibility & contrast

On white

11.28

#133B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#133B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B6A

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B6A	#FFFFFF	#000000	##FFFFFF
##133B6A	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243F6C

Deuteranopia (green-blind)

#143769

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133b6a;
/* rgb */ color: rgb(19, 59, 106);
/* oklch */ color: oklch(35.2% 0.093 254.8);

Tailwind

colors: {
  custom: {
    50: '#607095',
    500: '#133b6a',
    950: '#000000',
  },
}

SCSS

$custom: #133b6a;
$custom-light: #607095;
$custom-dark: #000000;

JSON

{
  "hex": "#133b6a",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 106
  },
  "hsl": {
    "h": 212.414,
    "s": 69.6,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35162,
    "c": 0.09309,
    "h": 254.8
  },
  "luminance": 0.04307
}

Semantic roles & 50–950 ramp

primary

#133B6A

secondary

#A17138

accent

#9B3BEC

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #133B6A

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

Preview Lab → · Contrast checker → · Palette generator →