#133658#133658

#133658 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.6% C 0.073 H 250.5°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#133658
RGB	rgb(19, 54, 88)
HSL	hsl(210, 64%, 21%)
HSV	hsv(210, 78%, 35%)
CMYK	cmyk(78.4%, 38.6%, 0%, 65.5%)
CIE-LAB	lab(21.88, 0.65, -24.10)
CIE-LCH	lch(21.88, 24.11, 271.55°)
OKLab	oklab(32.62% -0.0242 -0.0685)
OKLCH	oklch(32.62% 0.073 250.5)
XYZ	xyz(3.3485, 3.4810, 9.7260)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133658 #583513

analogous

#135857 #133658 #131358

triadic

#133658 #581336 #365813

tetradic

#133658 #571358 #583513 #135813

square

#133658 #571358 #583513 #135813

split-complementary

#133658 #581313 #585713

monochromatic

#050F19 #081726 #133658 #1E558A #2974BD

Accessibility & contrast

On white

12.38

#133658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#133658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133658

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133658	#FFFFFF	#000000	##FFFFFF
##133658	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263859

Deuteranopia (green-blind)

#1C3157

Tritanopia (blue-blind)

#003E42

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #133658;
/* rgb */ color: rgb(19, 54, 88);
/* oklch */ color: oklch(32.6% 0.073 250.5);

Tailwind

colors: {
  custom: {
    50: '#5b6c87',
    500: '#133658',
    950: '#000000',
  },
}

SCSS

$custom: #133658;
$custom-light: #5b6c87;
$custom-dark: #000000;

JSON

{
  "hex": "#133658",
  "rgb": {
    "r": 19,
    "g": 54,
    "b": 88
  },
  "hsl": {
    "h": 209.565,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.3262,
    "c": 0.07269,
    "h": 250.5
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#133658

secondary

#906337

accent

#9340E7

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133658

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

Preview Lab → · Contrast checker → · Palette generator →