#133F59#133F59

#133F59 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.065 H 238.8°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#133F59
RGB	rgb(19, 63, 89)
HSL	hsl(202, 65%, 21%)
HSV	hsv(202, 79%, 35%)
CMYK	cmyk(78.7%, 29.2%, 0%, 65.1%)
CIE-LAB	lab(25.00, -5.01, -19.85)
CIE-LCH	lch(25.00, 20.47, 255.82°)
OKLab	oklab(35.1% -0.0339 -0.056)
OKLCH	oklch(35.1% 0.065 238.8)
XYZ	xyz(3.8485, 4.4143, 10.0985)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F59 #592D13

analogous

#135950 #133F59 #131C59

triadic

#133F59 #59133F #3F5913

tetradic

#133F59 #501359 #592D13 #1C5913

square

#133F59 #501359 #592D13 #1C5913

split-complementary

#133F59 #59131C #595013

monochromatic

#051219 #081B27 #133F59 #1E638B #2986BE

Accessibility & contrast

On white

11.15

#133F59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#133F59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F59

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F59	#FFFFFF	#000000	##FFFFFF
##133F59	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333F5A

Deuteranopia (green-blind)

#293859

Tritanopia (blue-blind)

#004648

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133f59;
/* rgb */ color: rgb(19, 63, 89);
/* oklch */ color: oklch(35.1% 0.065 238.8);

Tailwind

colors: {
  custom: {
    50: '#5c7388',
    500: '#133f59',
    950: '#000000',
  },
}

SCSS

$custom: #133f59;
$custom-light: #5c7388;
$custom-dark: #000000;

JSON

{
  "hex": "#133f59",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 89
  },
  "hsl": {
    "h": 202.286,
    "s": 64.815,
    "l": 21.176
  },
  "oklch": {
    "l": 0.35101,
    "c": 0.06546,
    "h": 238.8
  },
  "luminance": 0.04415
}

Semantic roles & 50–950 ramp

primary

#133F59

secondary

#915837

accent

#7E40E8

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #133F59

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

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