#123369#123369

#123369 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.1% C 0.102 H 259.9°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#123369
RGB	rgb(18, 51, 105)
HSL	hsl(217, 71%, 24%)
HSV	hsv(217, 83%, 41%)
CMYK	cmyk(82.9%, 51.4%, 0%, 58.8%)
CIE-LAB	lab(22.00, 9.86, -35.02)
CIE-LCH	lch(22.00, 36.38, 285.73°)
OKLab	oklab(33.08% -0.018 -0.1007)
OKLCH	oklch(33.08% 0.102 259.9)
XYZ	xyz(3.9822, 3.5157, 13.8306)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123369 #694812

analogous

#125F69 #123369 #1C1269

triadic

#123369 #691233 #336912

tetradic

#123369 #69125F #694812 #12691C

square

#123369 #69125F #694812 #12691C

split-complementary

#123369 #691C12 #5F6912

monochromatic

#040D1A #091A35 #123369 #1B4C9D #2466D1

Accessibility & contrast

On white

12.33

#123369 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#123369 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123369

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123369	#FFFFFF	#000000	##FFFFFF
##123369	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14396B

Deuteranopia (green-blind)

#003168

Tritanopia (blue-blind)

#004049

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #123369;
/* rgb */ color: rgb(18, 51, 105);
/* oklch */ color: oklch(33.1% 0.102 259.9);

Tailwind

colors: {
  custom: {
    50: '#5f6a94',
    500: '#123369',
    950: '#000000',
  },
}

SCSS

$custom: #123369;
$custom-light: #5f6a94;
$custom-dark: #000000;

JSON

{
  "hex": "#123369",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 105
  },
  "hsl": {
    "h": 217.241,
    "s": 70.732,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33076,
    "c": 0.10227,
    "h": 259.9
  },
  "luminance": 0.03516
}

Semantic roles & 50–950 ramp

primary

#123369

secondary

#A17836

accent

#AA3AED

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #123369

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

Preview Lab → · Contrast checker → · Palette generator →