#133F72#133F72

#133F72 is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.7% C 0.100 H 254.7°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#133F72
RGB	rgb(19, 63, 114)
HSL	hsl(212, 71%, 26%)
HSV	hsv(212, 83%, 45%)
CMYK	cmyk(83.3%, 44.7%, 0%, 55.3%)
CIE-LAB	lab(26.47, 5.31, -33.61)
CIE-LCH	lch(26.47, 34.03, 278.97°)
OKLab	oklab(36.74% -0.0263 -0.0962)
OKLCH	oklch(36.74% 0.1 254.7)
XYZ	xyz(5.0822, 4.9078, 16.5958)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F72 #724613

analogous

#136E72 #133F72 #171372

triadic

#133F72 #72133F #3F7213

tetradic

#133F72 #72136E #724613 #137217

square

#133F72 #72136E #724613 #137217

split-complementary

#133F72 #721713 #6E7213

monochromatic

#040E1A #0A223E #133F72 #1C5CA6 #2579DB

Accessibility & contrast

On white

10.60

#133F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#133F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F72

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F72	#FFFFFF	#000000	##FFFFFF
##133F72	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254374

Deuteranopia (green-blind)

#143B71

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #133f72;
/* rgb */ color: rgb(19, 63, 114);
/* oklch */ color: oklch(36.7% 0.100 254.7);

Tailwind

colors: {
  custom: {
    50: '#62739b',
    500: '#133f72',
    950: '#000000',
  },
}

SCSS

$custom: #133f72;
$custom-light: #62739b;
$custom-dark: #000000;

JSON

{
  "hex": "#133f72",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 114
  },
  "hsl": {
    "h": 212.211,
    "s": 71.429,
    "l": 26.078
  },
  "oklch": {
    "l": 0.36738,
    "c": 0.09977,
    "h": 254.7
  },
  "luminance": 0.04908
}

Semantic roles & 50–950 ramp

primary

#133F72

secondary

#A97538

accent

#9B3AEE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #133F72

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

Preview Lab → · Contrast checker → · Palette generator →