#133858#133858

#133858 is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.2% C 0.071 H 248.0°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#133858
RGB	rgb(19, 56, 88)
HSL	hsl(208, 64%, 21%)
HSV	hsv(208, 78%, 35%)
CMYK	cmyk(78.4%, 36.4%, 0%, 65.5%)
CIE-LAB	lab(22.55, -0.73, -23.03)
CIE-LCH	lch(22.55, 23.04, 268.19°)
OKLab	oklab(33.15% -0.0264 -0.0654)
OKLCH	oklch(33.15% 0.071 248)
XYZ	xyz(3.4435, 3.6710, 9.7577)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133858 #583313

analogous

#135855 #133858 #131558

triadic

#133858 #581338 #385813

tetradic

#133858 #551358 #583313 #155813

square

#133858 #551358 #583313 #155813

split-complementary

#133858 #581315 #585513

monochromatic

#051019 #081826 #133858 #1E588A #2978BD

Accessibility & contrast

On white

12.11

#133858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#133858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133858

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133858	#FFFFFF	#000000	##FFFFFF
##133858	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293959

Deuteranopia (green-blind)

#203357

Tritanopia (blue-blind)

#004044

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133858;
/* rgb */ color: rgb(19, 56, 88);
/* oklch */ color: oklch(33.2% 0.071 248.0);

Tailwind

colors: {
  custom: {
    50: '#5b6e87',
    500: '#133858',
    950: '#000000',
  },
}

SCSS

$custom: #133858;
$custom-light: #5b6e87;
$custom-dark: #000000;

JSON

{
  "hex": "#133858",
  "rgb": {
    "r": 19,
    "g": 56,
    "b": 88
  },
  "hsl": {
    "h": 207.826,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.33152,
    "c": 0.07051,
    "h": 248
  },
  "luminance": 0.03671
}

Semantic roles & 50–950 ramp

primary

#133858

secondary

#906037

accent

#8E40E7

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133858

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

Preview Lab → · Contrast checker → · Palette generator →