#121A63#121A63

#121A63 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.1% C 0.127 H 270.0°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#121A63
RGB	rgb(18, 26, 99)
HSL	hsl(234, 69%, 23%)
HSV	hsv(234, 82%, 39%)
CMYK	cmyk(81.8%, 73.7%, 0%, 61.2%)
CIE-LAB	lab(14.22, 25.45, -43.77)
CIE-LCH	lch(14.22, 50.63, 300.18°)
OKLab	oklab(27.09% 0.0001 -0.1267)
OKLCH	oklch(27.09% 0.127 270)
XYZ	xyz(2.8702, 1.7679, 11.9919)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A63 #635B12

analogous

#124263 #121A63 #321263

triadic

#121A63 #63121A #1A6312

tetradic

#121A63 #631242 #635B12 #126332

square

#121A63 #631242 #635B12 #126332

split-complementary

#121A63 #633212 #426312

monochromatic

#05071A #090C2F #121A63 #1B2897 #2535CB

Accessibility & contrast

On white

15.51

#121A63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#121A63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A63

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A63	#FFFFFF	#000000	##FFFFFF
##121A63	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002865

Deuteranopia (green-blind)

#002062

Tritanopia (blue-blind)

#002E3C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #121a63;
/* rgb */ color: rgb(18, 26, 99);
/* oklch */ color: oklch(27.1% 0.127 270.0);

Tailwind

colors: {
  custom: {
    50: '#605690',
    500: '#121a63',
    950: '#000000',
  },
}

SCSS

$custom: #121a63;
$custom-light: #605690;
$custom-dark: #000000;

JSON

{
  "hex": "#121a63",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 99
  },
  "hsl": {
    "h": 234.074,
    "s": 69.231,
    "l": 22.941
  },
  "oklch": {
    "l": 0.2709,
    "c": 0.12671,
    "h": 270
  },
  "luminance": 0.01768
}

Semantic roles & 50–950 ramp

primary

#121A63

secondary

#9B9136

accent

#DB3CEC

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030D

muted

#7A787D

Preview Lab

Preview with #121A63

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

Preview Lab → · Contrast checker → · Palette generator →