#123773#123773

#123773 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.8% C 0.112 H 259.8°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#123773
RGB	rgb(18, 55, 115)
HSL	hsl(217, 73%, 26%)
HSV	hsv(217, 84%, 45%)
CMYK	cmyk(84.3%, 52.2%, 0%, 54.9%)
CIE-LAB	lab(23.99, 11.25, -38.23)
CIE-LCH	lch(23.99, 39.85, 286.40°)
OKLab	oklab(34.84% -0.0198 -0.11)
OKLCH	oklch(34.84% 0.112 259.8)
XYZ	xyz(4.7090, 4.0982, 16.7592)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123773 #734E12

analogous

#126773 #123773 #1D1273

triadic

#123773 #731237 #377312

tetradic

#123773 #731267 #734E12 #12731D

square

#123773 #731267 #734E12 #12731D

split-complementary

#123773 #731D12 #677312

monochromatic

#040D1A #0A1E3E #123773 #1A50A8 #236ADD

Accessibility & contrast

On white

11.54

#123773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#123773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123773

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123773	#FFFFFF	#000000	##FFFFFF
##123773	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123E75

Deuteranopia (green-blind)

#003572

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #123773;
/* rgb */ color: rgb(18, 55, 115);
/* oklch */ color: oklch(34.8% 0.112 259.8);

Tailwind

colors: {
  custom: {
    50: '#626d9c',
    500: '#123773',
    950: '#000000',
  },
}

SCSS

$custom: #123773;
$custom-light: #626d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#123773",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 115
  },
  "hsl": {
    "h": 217.113,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34841,
    "c": 0.11179,
    "h": 259.8
  },
  "luminance": 0.04099
}

Semantic roles & 50–950 ramp

primary

#123773

secondary

#AA7E37

accent

#AA38F0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #123773

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

Preview Lab → · Contrast checker → · Palette generator →