#133C6D#133C6D

#133C6D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.096 H 255.1°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#133C6D
RGB	rgb(19, 60, 109)
HSL	hsl(213, 70%, 25%)
HSV	hsv(213, 83%, 43%)
CMYK	cmyk(82.6%, 45%, 0%, 57.3%)
CIE-LAB	lab(25.18, 5.29, -32.49)
CIE-LCH	lch(25.18, 32.91, 279.25°)
OKLab	oklab(35.63% -0.0247 -0.093)
OKLCH	oklch(35.63% 0.096 255.1)
XYZ	xyz(4.6437, 4.4737, 15.0838)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C6D #6D4413

analogous

#13696D #133C6D #17136D

triadic

#133C6D #6D133C #3C6D13

tetradic

#133C6D #6D1369 #6D4413 #136D17

square

#133C6D #6D1369 #6D4413 #136D17

split-complementary

#133C6D #6D1713 #696D13

monochromatic

#050E1A #0A1F39 #133C6D #1C59A1 #2575D5

Accessibility & contrast

On white

11.08

#133C6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#133C6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C6D

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C6D	#FFFFFF	#000000	##FFFFFF
##133C6D	1.00	11.08	1.89	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24406F

Deuteranopia (green-blind)

#13386C

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #133c6d;
/* rgb */ color: rgb(19, 60, 109);
/* oklch */ color: oklch(35.6% 0.096 255.1);

Tailwind

colors: {
  custom: {
    50: '#607197',
    500: '#133c6d',
    950: '#000000',
  },
}

SCSS

$custom: #133c6d;
$custom-light: #607197;
$custom-dark: #000000;

JSON

{
  "hex": "#133c6d",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 109
  },
  "hsl": {
    "h": 212.667,
    "s": 70.313,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35629,
    "c": 0.09623,
    "h": 255.1
  },
  "luminance": 0.04474
}

Semantic roles & 50–950 ramp

primary

#133C6D

secondary

#A47338

accent

#9C3BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #133C6D

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

Preview Lab → · Contrast checker → · Palette generator →