#133E4D#133E4D

#133E4D is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.2% C 0.053 H 224.9°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#133E4D
RGB	rgb(19, 62, 77)
HSL	hsl(196, 60%, 19%)
HSV	hsv(196, 75%, 30%)
CMYK	cmyk(75.3%, 19.5%, 0%, 69.8%)
CIE-LAB	lab(24.06, -9.07, -13.42)
CIE-LCH	lch(24.06, 16.19, 235.95°)
OKLab	oklab(34.16% -0.0377 -0.0375)
OKLCH	oklch(34.16% 0.053 224.9)
XYZ	xyz(3.3302, 4.1191, 7.6393)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E4D #4D2213

analogous

#134D3F #133E4D #13214D

triadic

#133E4D #4D133E #3E4D13

tetradic

#133E4D #3F134D #4D2213 #214D13

square

#133E4D #3F134D #4D2213 #214D13

split-complementary

#133E4D #4D1321 #4D3F13

monochromatic

#061419 #07161C #133E4D #1F667E #2B8DAF

Accessibility & contrast

On white

11.51

#133E4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#133E4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E4D

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E4D	#FFFFFF	#000000	##FFFFFF
##133E4D	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363D4E

Deuteranopia (green-blind)

#2E374D

Tritanopia (blue-blind)

#004243

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133e4d;
/* rgb */ color: rgb(19, 62, 77);
/* oklch */ color: oklch(34.2% 0.053 224.9);

Tailwind

colors: {
  custom: {
    50: '#59737e',
    500: '#133e4d',
    950: '#000000',
  },
}

SCSS

$custom: #133e4d;
$custom-light: #59737e;
$custom-dark: #000000;

JSON

{
  "hex": "#133e4d",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 77
  },
  "hsl": {
    "h": 195.517,
    "s": 60.417,
    "l": 18.824
  },
  "oklch": {
    "l": 0.34162,
    "c": 0.05316,
    "h": 224.9
  },
  "luminance": 0.0412
}

Semantic roles & 50–950 ramp

primary

#133E4D

secondary

#864B36

accent

#6D44E4

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #133E4D

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

Preview Lab → · Contrast checker → · Palette generator →