#121D64#121D64

#121D64 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.124 H 269.2°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#121D64
RGB	rgb(18, 29, 100)
HSL	hsl(232, 69%, 23%)
HSV	hsv(232, 82%, 39%)
CMYK	cmyk(82%, 71%, 0%, 60.8%)
CIE-LAB	lab(15.10, 23.76, -42.98)
CIE-LCH	lch(15.10, 49.11, 298.93°)
OKLab	oklab(27.76% -0.0018 -0.1244)
OKLCH	oklch(27.76% 0.124 269.2)
XYZ	xyz(2.9883, 1.9271, 12.2686)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D64 #645912

analogous

#124664 #121D64 #301264

triadic

#121D64 #64121D #1D6412

tetradic

#121D64 #641246 #645912 #126430

square

#121D64 #641246 #645912 #126430

split-complementary

#121D64 #643012 #466412

monochromatic

#05081A #090E30 #121D64 #1B2C98 #253BCC

Accessibility & contrast

On white

15.16

#121D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#121D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D64

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D64	#FFFFFF	#000000	##FFFFFF
##121D64	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002263

Tritanopia (blue-blind)

#00303D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #121d64;
/* rgb */ color: rgb(18, 29, 100);
/* oklch */ color: oklch(27.8% 0.124 269.2);

Tailwind

colors: {
  custom: {
    50: '#605991',
    500: '#121d64',
    950: '#000000',
  },
}

SCSS

$custom: #121d64;
$custom-light: #605991;
$custom-dark: #000000;

JSON

{
  "hex": "#121d64",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 100
  },
  "hsl": {
    "h": 231.951,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27762,
    "c": 0.12441,
    "h": 269.2
  },
  "luminance": 0.01927
}

Semantic roles & 50–950 ramp

primary

#121D64

secondary

#9C8E36

accent

#D53BEC

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#05030D

muted

#79787E

Preview Lab

Preview with #121D64

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

Preview Lab → · Contrast checker → · Palette generator →