#133751#133751

#133751 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.062 H 243.4°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#133751
RGB	rgb(19, 55, 81)
HSL	hsl(205, 62%, 20%)
HSV	hsv(205, 77%, 32%)
CMYK	cmyk(76.5%, 32.1%, 0%, 68.2%)
CIE-LAB	lab(21.82, -2.92, -19.56)
CIE-LCH	lch(21.82, 19.77, 261.52°)
OKLab	oklab(32.44% -0.0277 -0.0553)
OKLCH	oklch(32.44% 0.062 243.4)
XYZ	xyz(3.1194, 3.4646, 8.2873)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133751 #512D13

analogous

#13514C #133751 #131851

triadic

#133751 #511337 #375113

tetradic

#133751 #4C1351 #512D13 #185113

square

#133751 #4C1351 #512D13 #185113

split-complementary

#133751 #511318 #514C13

monochromatic

#061119 #07151F #133751 #1F5983 #2A7AB4

Accessibility & contrast

On white

12.40

#133751 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#133751 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133751

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133751	#FFFFFF	#000000	##FFFFFF
##133751	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3852

Deuteranopia (green-blind)

#233251

Tritanopia (blue-blind)

#003D40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #133751;
/* rgb */ color: rgb(19, 55, 81);
/* oklch */ color: oklch(32.4% 0.062 243.4);

Tailwind

colors: {
  custom: {
    50: '#5a6d82',
    500: '#133751',
    950: '#000000',
  },
}

SCSS

$custom: #133751;
$custom-light: #5a6d82;
$custom-dark: #000000;

JSON

{
  "hex": "#133751",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 205.161,
    "s": 62,
    "l": 19.608
  },
  "oklch": {
    "l": 0.32442,
    "c": 0.06183,
    "h": 243.4
  },
  "luminance": 0.03465
}

Semantic roles & 50–950 ramp

primary

#133751

secondary

#8A5936

accent

#8743E5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #133751

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

Preview Lab → · Contrast checker → · Palette generator →