#133B67#133B67

#133B67 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.9% C 0.089 H 253.5°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#133B67
RGB	rgb(19, 59, 103)
HSL	hsl(211, 69%, 24%)
HSV	hsv(211, 82%, 40%)
CMYK	cmyk(81.6%, 42.7%, 0%, 59.6%)
CIE-LAB	lab(24.47, 3.46, -29.77)
CIE-LCH	lch(24.47, 29.97, 276.63°)
OKLab	oklab(34.95% -0.0252 -0.085)
OKLCH	oklch(34.95% 0.089 253.5)
XYZ	xyz(4.2798, 4.2451, 13.4232)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B67 #673F13

analogous

#136567 #133B67 #151367

triadic

#133B67 #67133B #3B6713

tetradic

#133B67 #671365 #673F13 #136715

square

#133B67 #671365 #673F13 #136715

split-complementary

#133B67 #671513 #656713

monochromatic

#050F1A #091D33 #133B67 #1D599B #2676CE

Accessibility & contrast

On white

11.36

#133B67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133B67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B67

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B67	#FFFFFF	#000000	##FFFFFF
##133B67	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263E69

Deuteranopia (green-blind)

#183766

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133b67;
/* rgb */ color: rgb(19, 59, 103);
/* oklch */ color: oklch(34.9% 0.089 253.5);

Tailwind

colors: {
  custom: {
    50: '#5f7093',
    500: '#133b67',
    950: '#000000',
  },
}

SCSS

$custom: #133b67;
$custom-light: #5f7093;
$custom-dark: #000000;

JSON

{
  "hex": "#133b67",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 103
  },
  "hsl": {
    "h": 211.429,
    "s": 68.852,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34948,
    "c": 0.0887,
    "h": 253.5
  },
  "luminance": 0.04246
}

Semantic roles & 50–950 ramp

primary

#133B67

secondary

#9E6D37

accent

#983CEC

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #133B67

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

Preview Lab → · Contrast checker → · Palette generator →