#123966#123966

#123966 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.3% C 0.090 H 254.4°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#123966
RGB	rgb(18, 57, 102)
HSL	hsl(212, 70%, 24%)
HSV	hsv(212, 82%, 40%)
CMYK	cmyk(82.4%, 44.1%, 0%, 60%)
CIE-LAB	lab(23.72, 4.30, -30.32)
CIE-LCH	lch(23.72, 30.63, 278.08°)
OKLab	oklab(34.33% -0.0241 -0.0867)
OKLCH	oklch(34.33% 0.09 254.4)
XYZ	xyz(4.1100, 4.0137, 13.1259)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123966 #663F12

analogous

#126366 #123966 #151266

triadic

#123966 #661239 #396612

tetradic

#123966 #661263 #663F12 #126615

square

#123966 #661263 #663F12 #126615

split-complementary

#123966 #661512 #636612

monochromatic

#050F1A #091C32 #123966 #1B569A #2473CE

Accessibility & contrast

On white

11.65

#123966 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#123966 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123966

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123966	#FFFFFF	#000000	##FFFFFF
##123966	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233D68

Deuteranopia (green-blind)

#143565

Tritanopia (blue-blind)

#00444A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #123966;
/* rgb */ color: rgb(18, 57, 102);
/* oklch */ color: oklch(34.3% 0.090 254.4);

Tailwind

colors: {
  custom: {
    50: '#5e6e92',
    500: '#123966',
    950: '#000000',
  },
}

SCSS

$custom: #123966;
$custom-light: #5e6e92;
$custom-dark: #000000;

JSON

{
  "hex": "#123966",
  "rgb": {
    "r": 18,
    "g": 57,
    "b": 102
  },
  "hsl": {
    "h": 212.143,
    "s": 70,
    "l": 23.529
  },
  "oklch": {
    "l": 0.34334,
    "c": 0.09003,
    "h": 254.4
  },
  "luminance": 0.04014
}

Semantic roles & 50–950 ramp

primary

#123966

secondary

#9E6E36

accent

#9A3BED

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #123966

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

Preview Lab → · Contrast checker → · Palette generator →