#123353#123353

#123353 is a dark, moderate cyan. Relative luminance 0.031; OKLCH L 31.4% C 0.069 H 250.4°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#123353
RGB	rgb(18, 51, 83)
HSL	hsl(210, 64%, 20%)
HSV	hsv(210, 78%, 33%)
CMYK	cmyk(78.3%, 38.6%, 0%, 67.5%)
CIE-LAB	lab(20.52, 0.49, -22.93)
CIE-LCH	lch(20.52, 22.94, 271.24°)
OKLab	oklab(31.45% -0.0232 -0.0652)
OKLCH	oklch(31.45% 0.069 250.4)
XYZ	xyz(2.9940, 3.1205, 8.6265)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123353 #533212

analogous

#125352 #123353 #121353

triadic

#123353 #531233 #335312

tetradic

#123353 #521253 #533212 #135312

square

#123353 #521253 #533212 #135312

split-complementary

#123353 #531213 #535212

monochromatic

#050F19 #071421 #123353 #1D5285 #2871B8

Accessibility & contrast

On white

12.93

#123353 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#123353 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123353

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123353	#FFFFFF	#000000	##FFFFFF
##123353	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243554

Deuteranopia (green-blind)

#1B2F52

Tritanopia (blue-blind)

#003B3F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #123353;
/* rgb */ color: rgb(18, 51, 83);
/* oklch */ color: oklch(31.4% 0.069 250.4);

Tailwind

colors: {
  custom: {
    50: '#5a6a83',
    500: '#123353',
    950: '#000000',
  },
}

SCSS

$custom: #123353;
$custom-light: #5a6a83;
$custom-dark: #000000;

JSON

{
  "hex": "#123353",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 83
  },
  "hsl": {
    "h": 209.538,
    "s": 64.356,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31449,
    "c": 0.06919,
    "h": 250.4
  },
  "luminance": 0.03121
}

Semantic roles & 50–950 ramp

primary

#123353

secondary

#8C6035

accent

#9340E7

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #123353

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

Preview Lab → · Contrast checker → · Palette generator →