#133E5D#133E5D

#133E5D is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.071 H 244.0°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#133E5D
RGB	rgb(19, 62, 93)
HSL	hsl(205, 66%, 22%)
HSV	hsv(205, 80%, 36%)
CMYK	cmyk(79.6%, 33.3%, 0%, 63.5%)
CIE-LAB	lab(24.87, -2.74, -22.65)
CIE-LCH	lch(24.87, 22.82, 263.11°)
OKLab	oklab(35.07% -0.0313 -0.0642)
OKLCH	oklch(35.07% 0.071 244)
XYZ	xyz(3.9662, 4.3736, 10.9890)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E5D #5D3213

analogous

#135D57 #133E5D #13195D

triadic

#133E5D #5D133E #3E5D13

tetradic

#133E5D #57135D #5D3213 #195D13

square

#133E5D #57135D #5D3213 #195D13

split-complementary

#133E5D #5D1319 #5D5713

monochromatic

#051119 #091C2A #133E5D #1D6090 #2882C3

Accessibility & contrast

On white

11.20

#133E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#133E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E5D

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E5D	#FFFFFF	#000000	##FFFFFF
##133E5D	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#25385C

Tritanopia (blue-blind)

#004649

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133e5d;
/* rgb */ color: rgb(19, 62, 93);
/* oklch */ color: oklch(35.1% 0.071 244.0);

Tailwind

colors: {
  custom: {
    50: '#5d738b',
    500: '#133e5d',
    950: '#000000',
  },
}

SCSS

$custom: #133e5d;
$custom-light: #5d738b;
$custom-dark: #000000;

JSON

{
  "hex": "#133e5d",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 93
  },
  "hsl": {
    "h": 205.135,
    "s": 66.071,
    "l": 21.961
  },
  "oklch": {
    "l": 0.35071,
    "c": 0.07141,
    "h": 244
  },
  "luminance": 0.04374
}

Semantic roles & 50–950 ramp

primary

#133E5D

secondary

#955E37

accent

#863FE9

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #133E5D

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

Preview Lab → · Contrast checker → · Palette generator →