#133C6B#133C6B

#133C6B is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.5% C 0.093 H 254.4°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#133C6B
RGB	rgb(19, 60, 107)
HSL	hsl(212, 70%, 25%)
HSV	hsv(212, 82%, 42%)
CMYK	cmyk(82.2%, 43.9%, 0%, 58%)
CIE-LAB	lab(25.05, 4.45, -31.41)
CIE-LCH	lch(25.05, 31.73, 278.06°)
OKLab	oklab(35.49% -0.0251 -0.0899)
OKLCH	oklch(35.49% 0.093 254.4)
XYZ	xyz(4.5373, 4.4312, 14.5232)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C6B #6B4213

analogous

#13686B #133C6B #16136B

triadic

#133C6B #6B133C #3C6B13

tetradic

#133C6B #6B1368 #6B4213 #136B16

square

#133C6B #6B1368 #6B4213 #136B16

split-complementary

#133C6B #6B1613 #686B13

monochromatic

#050F1A #0A1F37 #133C6B #1C599F #2576D3

Accessibility & contrast

On white

11.13

#133C6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#133C6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C6B

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C6B	#FFFFFF	#000000	##FFFFFF
##133C6B	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25406D

Deuteranopia (green-blind)

#16386A

Tritanopia (blue-blind)

#00474E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133c6b;
/* rgb */ color: rgb(19, 60, 107);
/* oklch */ color: oklch(35.5% 0.093 254.4);

Tailwind

colors: {
  custom: {
    50: '#607196',
    500: '#133c6b',
    950: '#000000',
  },
}

SCSS

$custom: #133c6b;
$custom-light: #607196;
$custom-dark: #000000;

JSON

{
  "hex": "#133c6b",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 107
  },
  "hsl": {
    "h": 212.045,
    "s": 69.841,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35485,
    "c": 0.09331,
    "h": 254.4
  },
  "luminance": 0.04432
}

Semantic roles & 50–950 ramp

primary

#133C6B

secondary

#A27138

accent

#9A3BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #133C6B

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

Preview Lab → · Contrast checker → · Palette generator →