#121A71#121A71

#121A71 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.7% C 0.146 H 269.3°. Best body text is #FFFFFF at 14.87:1 contrast (WCAG AA passes).

Color values

HEX	#121A71
RGB	rgb(18, 26, 113)
HSL	hsl(235, 73%, 26%)
HSV	hsv(235, 84%, 44%)
CMYK	cmyk(84.1%, 77%, 0%, 55.7%)
CIE-LAB	lab(15.79, 30.85, -50.34)
CIE-LCH	lch(15.79, 59.04, 301.50°)
OKLab	oklab(28.69% -0.0018 -0.1458)
OKLCH	oklch(28.69% 0.146 269.3)
XYZ	xyz(3.5985, 2.0592, 15.8274)
Luminance	0.0206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A71 #716912

analogous

#124971 #121A71 #391271

triadic

#121A71 #71121A #1A7112

tetradic

#121A71 #711249 #716912 #127139

square

#121A71 #711249 #716912 #127139

split-complementary

#121A71 #713912 #497112

monochromatic

#04061A #0A0E3C #121A71 #1A26A6 #2332DB

Accessibility & contrast

On white

14.87

#121A71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#121A71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A71

14.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A71	#FFFFFF	#000000	##FFFFFF
##121A71	1.00	14.87	1.41	14.87
#FFFFFF	14.87	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C74

Deuteranopia (green-blind)

#00236F

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #121a71;
/* rgb */ color: rgb(18, 26, 113);
/* oklch */ color: oklch(28.7% 0.146 269.3);

Tailwind

colors: {
  custom: {
    50: '#64579b',
    500: '#121a71',
    950: '#000000',
  },
}

SCSS

$custom: #121a71;
$custom-light: #64579b;
$custom-dark: #000000;

JSON

{
  "hex": "#121a71",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 113
  },
  "hsl": {
    "h": 234.947,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.28693,
    "c": 0.14585,
    "h": 269.3
  },
  "luminance": 0.0206
}

Semantic roles & 50–950 ramp

primary

#121A71

secondary

#A89E37

accent

#E039EF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #121A71

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

Preview Lab → · Contrast checker → · Palette generator →