#133C63#133C63

#133C63 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.082 H 250.5°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#133C63
RGB	rgb(19, 60, 99)
HSL	hsl(209, 68%, 23%)
HSV	hsv(209, 81%, 39%)
CMYK	cmyk(80.8%, 39.4%, 0%, 61.2%)
CIE-LAB	lab(24.55, 1.09, -27.06)
CIE-LCH	lch(24.55, 27.08, 272.32°)
OKLab	oklab(34.93% -0.0273 -0.0771)
OKLCH	oklch(34.93% 0.082 250.5)
XYZ	xyz(4.1357, 4.2705, 12.4083)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C63 #633A13

analogous

#136362 #133C63 #131463

triadic

#133C63 #63133C #3C6313

tetradic

#133C63 #621363 #633A13 #146313

square

#133C63 #621363 #633A13 #146313

split-complementary

#133C63 #631314 #636213

monochromatic

#05101A #091D30 #133C63 #1D5B96 #277ACA

Accessibility & contrast

On white

11.33

#133C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C63

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C63	#FFFFFF	#000000	##FFFFFF
##133C63	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3E65

Deuteranopia (green-blind)

#1E3762

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133c63;
/* rgb */ color: rgb(19, 60, 99);
/* oklch */ color: oklch(34.9% 0.082 250.5);

Tailwind

colors: {
  custom: {
    50: '#5e718f',
    500: '#133c63',
    950: '#000000',
  },
}

SCSS

$custom: #133c63;
$custom-light: #5e718f;
$custom-dark: #000000;

JSON

{
  "hex": "#133c63",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 99
  },
  "hsl": {
    "h": 209.25,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3493,
    "c": 0.08177,
    "h": 250.5
  },
  "luminance": 0.04271
}

Semantic roles & 50–950 ramp

primary

#133C63

secondary

#9B6837

accent

#923DEB

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #133C63

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

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