#133C6E#133C6E

#133C6E is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.7% C 0.098 H 255.5°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#133C6E
RGB	rgb(19, 60, 110)
HSL	hsl(213, 71%, 25%)
HSV	hsv(213, 83%, 43%)
CMYK	cmyk(82.7%, 45.5%, 0%, 56.9%)
CIE-LAB	lab(25.25, 5.71, -33.02)
CIE-LCH	lch(25.25, 33.51, 279.81°)
OKLab	oklab(35.7% -0.0244 -0.0946)
OKLCH	oklch(35.7% 0.098 255.5)
XYZ	xyz(4.6978, 4.4954, 15.3689)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C6E #6E4513

analogous

#13696E #133C6E #17136E

triadic

#133C6E #6E133C #3C6E13

tetradic

#133C6E #6E1369 #6E4513 #136E17

square

#133C6E #6E1369 #6E4513 #136E17

split-complementary

#133C6E #6E1713 #696E13

monochromatic

#050E1A #0A203A #133C6E #1C58A2 #2575D6

Accessibility & contrast

On white

11.06

#133C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#133C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C6E

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C6E	#FFFFFF	#000000	##FFFFFF
##133C6E	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234070

Deuteranopia (green-blind)

#11386D

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #133c6e;
/* rgb */ color: rgb(19, 60, 110);
/* oklch */ color: oklch(35.7% 0.098 255.5);

Tailwind

colors: {
  custom: {
    50: '#617198',
    500: '#133c6e',
    950: '#000000',
  },
}

SCSS

$custom: #133c6e;
$custom-light: #617198;
$custom-dark: #000000;

JSON

{
  "hex": "#133c6e",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 110
  },
  "hsl": {
    "h": 212.967,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35702,
    "c": 0.09769,
    "h": 255.5
  },
  "luminance": 0.04496
}

Semantic roles & 50–950 ramp

primary

#133C6E

secondary

#A57438

accent

#9D3AED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #133C6E

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

Preview Lab → · Contrast checker → · Palette generator →