#133758#133758

#133758 is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 32.9% C 0.072 H 249.3°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#133758
RGB	rgb(19, 55, 88)
HSL	hsl(209, 64%, 21%)
HSV	hsv(209, 78%, 35%)
CMYK	cmyk(78.4%, 37.5%, 0%, 65.5%)
CIE-LAB	lab(22.21, -0.04, -23.57)
CIE-LCH	lch(22.21, 23.57, 269.90°)
OKLab	oklab(32.89% -0.0253 -0.0669)
OKLCH	oklch(32.89% 0.072 249.3)
XYZ	xyz(3.3955, 3.5750, 9.7417)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133758 #583413

analogous

#135856 #133758 #131458

triadic

#133758 #581337 #375813

tetradic

#133758 #561358 #583413 #145813

square

#133758 #561358 #583413 #145813

split-complementary

#133758 #581314 #585613

monochromatic

#051019 #081826 #133758 #1E568A #2976BD

Accessibility & contrast

On white

12.24

#133758 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#133758 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133758

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133758	#FFFFFF	#000000	##FFFFFF
##133758	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283959

Deuteranopia (green-blind)

#1E3257

Tritanopia (blue-blind)

#003F43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #133758;
/* rgb */ color: rgb(19, 55, 88);
/* oklch */ color: oklch(32.9% 0.072 249.3);

Tailwind

colors: {
  custom: {
    50: '#5b6d87',
    500: '#133758',
    950: '#000000',
  },
}

SCSS

$custom: #133758;
$custom-light: #5b6d87;
$custom-dark: #000000;

JSON

{
  "hex": "#133758",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 88
  },
  "hsl": {
    "h": 208.696,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.32885,
    "c": 0.07159,
    "h": 249.3
  },
  "luminance": 0.03575
}

Semantic roles & 50–950 ramp

primary

#133758

secondary

#906137

accent

#9040E7

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133758

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

Preview Lab → · Contrast checker → · Palette generator →