#123374#123374

#123374 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.0% C 0.119 H 262.0°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#123374
RGB	rgb(18, 51, 116)
HSL	hsl(220, 73%, 26%)
HSV	hsv(220, 84%, 45%)
CMYK	cmyk(84.5%, 56%, 0%, 54.5%)
CIE-LAB	lab(22.85, 14.55, -40.72)
CIE-LCH	lch(22.85, 43.24, 289.66°)
OKLab	oklab(33.99% -0.0165 -0.1174)
OKLCH	oklch(33.99% 0.119 262)
XYZ	xyz(4.5845, 3.7567, 17.0031)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123374 #745312

analogous

#126474 #123374 #221274

triadic

#123374 #741233 #337412

tetradic

#123374 #741264 #745312 #127422

square

#123374 #741264 #745312 #127422

split-complementary

#123374 #742212 #647412

monochromatic

#040C1A #0A1C3F #123374 #1A4AA9 #2362DD

Accessibility & contrast

On white

11.99

#123374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#123374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123374

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123374	#FFFFFF	#000000	##FFFFFF
##123374	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B76

Deuteranopia (green-blind)

#003273

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #123374;
/* rgb */ color: rgb(18, 51, 116);
/* oklch */ color: oklch(34.0% 0.119 262.0);

Tailwind

colors: {
  custom: {
    50: '#626a9d',
    500: '#123374',
    950: '#000000',
  },
}

SCSS

$custom: #123374;
$custom-light: #626a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#123374",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 116
  },
  "hsl": {
    "h": 219.796,
    "s": 73.134,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33994,
    "c": 0.11859,
    "h": 262
  },
  "luminance": 0.03757
}

Semantic roles & 50–950 ramp

primary

#123374

secondary

#AB8437

accent

#B238F0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #123374

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

Preview Lab → · Contrast checker → · Palette generator →