#121E54#121E54

#121E54 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.099 H 268.9°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#121E54
RGB	rgb(18, 30, 84)
HSL	hsl(229, 65%, 20%)
HSV	hsv(229, 79%, 33%)
CMYK	cmyk(78.6%, 64.3%, 0%, 67.1%)
CIE-LAB	lab(13.81, 16.41, -34.39)
CIE-LCH	lch(13.81, 38.10, 295.52°)
OKLab	oklab(26.33% -0.0019 -0.0992)
OKLCH	oklch(26.33% 0.099 268.9)
XYZ	xyz(2.3134, 1.6970, 8.5914)
Luminance	0.0170 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E54 #544812

analogous

#123F54 #121E54 #271254

triadic

#121E54 #54121E #1E5412

tetradic

#121E54 #54123F #544812 #125427

square

#121E54 #54123F #544812 #125427

split-complementary

#121E54 #542712 #3F5412

monochromatic

#050919 #070C22 #121E54 #1D3086 #2842B9

Accessibility & contrast

On white

15.68

#121E54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#121E54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E54

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E54	#FFFFFF	#000000	##FFFFFF
##121E54	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002656

Deuteranopia (green-blind)

#002053

Tritanopia (blue-blind)

#002C35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #121e54;
/* rgb */ color: rgb(18, 30, 84);
/* oklch */ color: oklch(26.3% 0.099 268.9);

Tailwind

colors: {
  custom: {
    50: '#5b5985',
    500: '#121e54',
    950: '#000000',
  },
}

SCSS

$custom: #121e54;
$custom-light: #5b5985;
$custom-dark: #000000;

JSON

{
  "hex": "#121e54",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 84
  },
  "hsl": {
    "h": 229.091,
    "s": 64.706,
    "l": 20
  },
  "oklch": {
    "l": 0.26327,
    "c": 0.09924,
    "h": 268.9
  },
  "luminance": 0.01697
}

Semantic roles & 50–950 ramp

primary

#121E54

secondary

#8D7D35

accent

#C940E8

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #121E54

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

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