#121D56#121D56

#121D56 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.104 H 269.4°. Best body text is #FFFFFF at 15.72:1 contrast (WCAG AA passes).

Color values

HEX	#121D56
RGB	rgb(18, 29, 86)
HSL	hsl(230, 65%, 20%)
HSV	hsv(230, 79%, 34%)
CMYK	cmyk(79.1%, 66.3%, 0%, 66.3%)
CIE-LAB	lab(13.70, 18.00, -35.91)
CIE-LCH	lch(13.70, 40.17, 296.62°)
OKLab	oklab(26.31% -0.001 -0.1037)
OKLCH	oklch(26.31% 0.104 269.4)
XYZ	xyz(2.3680, 1.6790, 9.0016)
Luminance	0.0168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D56 #564B12

analogous

#123F56 #121D56 #291256

triadic

#121D56 #56121D #1D5612

tetradic

#121D56 #56123F #564B12 #125629

square

#121D56 #56123F #564B12 #125629

split-complementary

#121D56 #562912 #3F5612

monochromatic

#050919 #070C23 #121D56 #1D2E89 #273FBB

Accessibility & contrast

On white

15.72

#121D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#121D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D56

15.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D56	#FFFFFF	#000000	##FFFFFF
##121D56	1.00	15.72	1.34	15.72
#FFFFFF	15.72	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002658

Deuteranopia (green-blind)

#002055

Tritanopia (blue-blind)

#002C36

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #121d56;
/* rgb */ color: rgb(18, 29, 86);
/* oklch */ color: oklch(26.3% 0.104 269.4);

Tailwind

colors: {
  custom: {
    50: '#5c5886',
    500: '#121d56',
    950: '#000000',
  },
}

SCSS

$custom: #121d56;
$custom-light: #5c5886;
$custom-dark: #000000;

JSON

{
  "hex": "#121d56",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 86
  },
  "hsl": {
    "h": 230.294,
    "s": 65.385,
    "l": 20.392
  },
  "oklch": {
    "l": 0.26307,
    "c": 0.10372,
    "h": 269.4
  },
  "luminance": 0.01679
}

Semantic roles & 50–950 ramp

primary

#121D56

secondary

#8F8035

accent

#CD3FE8

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #121D56

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

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