#133B6E#133B6E

#133B6E is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.5% C 0.099 H 256.2°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#133B6E
RGB	rgb(19, 59, 110)
HSL	hsl(214, 71%, 25%)
HSV	hsv(214, 83%, 43%)
CMYK	cmyk(82.7%, 46.4%, 0%, 56.9%)
CIE-LAB	lab(24.93, 6.41, -33.53)
CIE-LCH	lch(24.93, 34.14, 280.83°)
OKLab	oklab(35.45% -0.0235 -0.0961)
OKLCH	oklch(35.45% 0.099 256.2)
XYZ	xyz(4.6460, 4.3916, 15.3516)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B6E #6E4613

analogous

#13696E #133B6E #18136E

triadic

#133B6E #6E133B #3B6E13

tetradic

#133B6E #6E1369 #6E4613 #136E18

square

#133B6E #6E1369 #6E4613 #136E18

split-complementary

#133B6E #6E1813 #696E13

monochromatic

#050E1A #0A1F3A #133B6E #1C57A2 #2573D6

Accessibility & contrast

On white

11.18

#133B6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#133B6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B6E

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B6E	#FFFFFF	#000000	##FFFFFF
##133B6E	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214070

Deuteranopia (green-blind)

#0E376D

Tritanopia (blue-blind)

#00474F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133b6e;
/* rgb */ color: rgb(19, 59, 110);
/* oklch */ color: oklch(35.5% 0.099 256.2);

Tailwind

colors: {
  custom: {
    50: '#617098',
    500: '#133b6e',
    950: '#000000',
  },
}

SCSS

$custom: #133b6e;
$custom-light: #617098;
$custom-dark: #000000;

JSON

{
  "hex": "#133b6e",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 110
  },
  "hsl": {
    "h": 213.626,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35454,
    "c": 0.09895,
    "h": 256.2
  },
  "luminance": 0.04392
}

Semantic roles & 50–950 ramp

primary

#133B6E

secondary

#A57538

accent

#9F3AED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #133B6E

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

Preview Lab → · Contrast checker → · Palette generator →