#133D68#133D68

#133D68 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.088 H 252.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#133D68
RGB	rgb(19, 61, 104)
HSL	hsl(210, 69%, 24%)
HSV	hsv(210, 82%, 41%)
CMYK	cmyk(81.7%, 41.3%, 0%, 59.2%)
CIE-LAB	lab(25.18, 2.49, -29.27)
CIE-LCH	lch(25.18, 29.38, 274.87°)
OKLab	oklab(35.53% -0.0269 -0.0835)
OKLCH	oklch(35.53% 0.088 252.2)
XYZ	xyz(4.4351, 4.4749, 13.7240)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D68 #683E13

analogous

#136868 #133D68 #141368

triadic

#133D68 #68133D #3D6813

tetradic

#133D68 #681368 #683E13 #136814

square

#133D68 #681368 #683E13 #136814

split-complementary

#133D68 #681413 #686813

monochromatic

#050F1A #0A1F34 #133D68 #1C5B9C #267ACF

Accessibility & contrast

On white

11.08

#133D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#133D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D68

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D68	#FFFFFF	#000000	##FFFFFF
##133D68	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29406A

Deuteranopia (green-blind)

#1B3867

Tritanopia (blue-blind)

#00474D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #133d68;
/* rgb */ color: rgb(19, 61, 104);
/* oklch */ color: oklch(35.5% 0.088 252.2);

Tailwind

colors: {
  custom: {
    50: '#5f7293',
    500: '#133d68',
    950: '#000000',
  },
}

SCSS

$custom: #133d68;
$custom-light: #5f7293;
$custom-dark: #000000;

JSON

{
  "hex": "#133d68",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 104
  },
  "hsl": {
    "h": 210.353,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35528,
    "c": 0.08777,
    "h": 252.2
  },
  "luminance": 0.04475
}

Semantic roles & 50–950 ramp

primary

#133D68

secondary

#9F6C37

accent

#953CEC

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #133D68

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

Preview Lab → · Contrast checker → · Palette generator →