#121A54#121A54

#121A54 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.5% C 0.105 H 270.8°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#121A54
RGB	rgb(18, 26, 84)
HSL	hsl(233, 65%, 20%)
HSV	hsv(233, 79%, 33%)
CMYK	cmyk(78.6%, 69%, 0%, 67.1%)
CIE-LAB	lab(12.65, 19.38, -36.27)
CIE-LCH	lch(12.65, 41.13, 298.12°)
OKLab	oklab(25.47% 0.0014 -0.1048)
OKLCH	oklch(25.47% 0.105 270.8)
XYZ	xyz(2.2185, 1.5073, 8.5598)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A54 #544C12

analogous

#123B54 #121A54 #2B1254

triadic

#121A54 #54121A #1A5412

tetradic

#121A54 #54123B #544C12 #12542B

square

#121A54 #54123B #544C12 #12542B

split-complementary

#121A54 #542B12 #3B5412

monochromatic

#050819 #070A22 #121A54 #1D2A86 #2839B9

Accessibility & contrast

On white

16.14

#121A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#121A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A54

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A54	#FFFFFF	#000000	##FFFFFF
##121A54	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002456

Deuteranopia (green-blind)

#001E53

Tritanopia (blue-blind)

#002934

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #121a54;
/* rgb */ color: rgb(18, 26, 84);
/* oklch */ color: oklch(25.5% 0.105 270.8);

Tailwind

colors: {
  custom: {
    50: '#5b5685',
    500: '#121a54',
    950: '#000000',
  },
}

SCSS

$custom: #121a54;
$custom-light: #5b5685;
$custom-dark: #000000;

JSON

{
  "hex": "#121a54",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 84
  },
  "hsl": {
    "h": 232.727,
    "s": 64.706,
    "l": 20
  },
  "oklch": {
    "l": 0.25472,
    "c": 0.10481,
    "h": 270.8
  },
  "luminance": 0.01507
}

Semantic roles & 50–950 ramp

primary

#121A54

secondary

#8D8235

accent

#D340E8

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #121A54

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

Preview Lab → · Contrast checker → · Palette generator →