#121E48#121E48

#121E48 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.2% C 0.080 H 268.2°. Best body text is #FFFFFF at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#121E48
RGB	rgb(18, 30, 72)
HSL	hsl(227, 60%, 18%)
HSV	hsv(227, 75%, 28%)
CMYK	cmyk(75%, 58.3%, 0%, 71.8%)
CIE-LAB	lab(12.76, 11.31, -27.86)
CIE-LCH	lch(12.76, 30.07, 292.09°)
OKLab	oklab(25.22% -0.0026 -0.08)
OKLCH	oklch(25.22% 0.08 268.2)
XYZ	xyz(1.8830, 1.5248, 6.3247)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E48 #483C12

analogous

#123948 #121E48 #211248

triadic

#121E48 #48121E #1E4812

tetradic

#121E48 #481239 #483C12 #124821

square

#121E48 #481239 #483C12 #124821

split-complementary

#121E48 #482112 #394812

monochromatic

#060A18 #060A18 #121E48 #1E3279 #2A47AA

Accessibility & contrast

On white

16.09

#121E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#121E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E48

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E48	#FFFFFF	#000000	##FFFFFF
##121E48	1.00	16.09	1.31	16.09
#FFFFFF	16.09	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#042449

Deuteranopia (green-blind)

#001F47

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #121e48;
/* rgb */ color: rgb(18, 30, 72);
/* oklch */ color: oklch(25.2% 0.080 268.2);

Tailwind

colors: {
  custom: {
    50: '#58597b',
    500: '#121e48',
    950: '#000000',
  },
}

SCSS

$custom: #121e48;
$custom-light: #58597b;
$custom-dark: #000000;

JSON

{
  "hex": "#121e48",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 72
  },
  "hsl": {
    "h": 226.667,
    "s": 60,
    "l": 17.647
  },
  "oklch": {
    "l": 0.25215,
    "c": 0.08007,
    "h": 268.2
  },
  "luminance": 0.01525
}

Semantic roles & 50–950 ramp

primary

#121E48

secondary

#817035

accent

#C045E3

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #121E48

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

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