#133F64#133F64

#133F64 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.080 H 247.9°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#133F64
RGB	rgb(19, 63, 100)
HSL	hsl(207, 68%, 23%)
HSV	hsv(207, 81%, 39%)
CMYK	cmyk(81%, 37%, 0%, 60.8%)
CIE-LAB	lab(25.60, -0.54, -26.03)
CIE-LCH	lch(25.60, 26.04, 268.82°)
OKLab	oklab(35.78% -0.0301 -0.074)
OKLCH	oklch(35.78% 0.08 247.9)
XYZ	xyz(4.3454, 4.6131, 12.7155)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F64 #643813

analogous

#136460 #133F64 #131764

triadic

#133F64 #64133F #3F6413

tetradic

#133F64 #601364 #643813 #176413

square

#133F64 #601364 #643813 #176413

split-complementary

#133F64 #641317 #646013

monochromatic

#05101A #091F31 #133F64 #1D5F97 #2780CB

Accessibility & contrast

On white

10.92

#133F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#133F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F64

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F64	#FFFFFF	#000000	##FFFFFF
##133F64	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4166

Deuteranopia (green-blind)

#223963

Tritanopia (blue-blind)

#00484C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #133f64;
/* rgb */ color: rgb(19, 63, 100);
/* oklch */ color: oklch(35.8% 0.080 247.9);

Tailwind

colors: {
  custom: {
    50: '#5e7390',
    500: '#133f64',
    950: '#000000',
  },
}

SCSS

$custom: #133f64;
$custom-light: #5e7390;
$custom-dark: #000000;

JSON

{
  "hex": "#133f64",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 100
  },
  "hsl": {
    "h": 207.407,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.35778,
    "c": 0.0799,
    "h": 247.9
  },
  "luminance": 0.04614
}

Semantic roles & 50–950 ramp

primary

#133F64

secondary

#9C6537

accent

#8C3DEB

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #133F64

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

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