#133E59#133E59

#133E59 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.8% C 0.066 H 240.4°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#133E59
RGB	rgb(19, 62, 89)
HSL	hsl(203, 65%, 21%)
HSV	hsv(203, 79%, 35%)
CMYK	cmyk(78.7%, 30.3%, 0%, 65.1%)
CIE-LAB	lab(24.65, -4.36, -20.38)
CIE-LCH	lch(24.65, 20.84, 257.94°)
OKLab	oklab(34.83% -0.0328 -0.0576)
OKLCH	oklch(34.83% 0.066 240.4)
XYZ	xyz(3.7937, 4.3045, 10.0802)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E59 #592E13

analogous

#135951 #133E59 #131B59

triadic

#133E59 #59133E #3E5913

tetradic

#133E59 #511359 #592E13 #1B5913

square

#133E59 #511359 #592E13 #1B5913

split-complementary

#133E59 #59131B #595113

monochromatic

#051219 #081B27 #133E59 #1E618B #2984BE

Accessibility & contrast

On white

11.28

#133E59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#133E59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E59

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E59	#FFFFFF	#000000	##FFFFFF
##133E59	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313E5A

Deuteranopia (green-blind)

#283859

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133e59;
/* rgb */ color: rgb(19, 62, 89);
/* oklch */ color: oklch(34.8% 0.066 240.4);

Tailwind

colors: {
  custom: {
    50: '#5c7388',
    500: '#133e59',
    950: '#000000',
  },
}

SCSS

$custom: #133e59;
$custom-light: #5c7388;
$custom-dark: #000000;

JSON

{
  "hex": "#133e59",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 89
  },
  "hsl": {
    "h": 203.143,
    "s": 64.815,
    "l": 21.176
  },
  "oklch": {
    "l": 0.34829,
    "c": 0.06625,
    "h": 240.4
  },
  "luminance": 0.04305
}

Semantic roles & 50–950 ramp

primary

#133E59

secondary

#915A37

accent

#8140E8

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #133E59

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

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