#123C52#123C52

#123C52 is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.8% C 0.060 H 235.5°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#123C52
RGB	rgb(18, 60, 82)
HSL	hsl(201, 64%, 20%)
HSV	hsv(201, 78%, 32%)
CMYK	cmyk(78%, 26.8%, 0%, 67.8%)
CIE-LAB	lab(23.57, -6.01, -17.48)
CIE-LCH	lch(23.57, 18.49, 251.03°)
OKLab	oklab(33.84% -0.0338 -0.0492)
OKLCH	oklch(33.84% 0.06 235.5)
XYZ	xyz(3.3877, 3.9691, 8.5686)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C52 #522812

analogous

#125248 #123C52 #121C52

triadic

#123C52 #52123C #3C5212

tetradic

#123C52 #481252 #522812 #1C5212

square

#123C52 #481252 #522812 #1C5212

split-complementary

#123C52 #52121C #524812

monochromatic

#061219 #071720 #123C52 #1D6184 #2885B6

Accessibility & contrast

On white

11.71

#123C52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#123C52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C52

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C52	#FFFFFF	#000000	##FFFFFF
##123C52	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313C53

Deuteranopia (green-blind)

#293552

Tritanopia (blue-blind)

#004243

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #123c52;
/* rgb */ color: rgb(18, 60, 82);
/* oklch */ color: oklch(33.8% 0.060 235.5);

Tailwind

colors: {
  custom: {
    50: '#5a7182',
    500: '#123c52',
    950: '#000000',
  },
}

SCSS

$custom: #123c52;
$custom-light: #5a7182;
$custom-dark: #000000;

JSON

{
  "hex": "#123c52",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 82
  },
  "hsl": {
    "h": 200.625,
    "s": 64,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33839,
    "c": 0.05971,
    "h": 235.5
  },
  "luminance": 0.0397
}

Semantic roles & 50–950 ramp

primary

#123C52

secondary

#8B5235

accent

#7A41E7

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #123C52

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

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