#121640#121640

#121640 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.6% C 0.079 H 274.1°. Best body text is #FFFFFF at 17.29:1 contrast (WCAG AA passes).

Color values

HEX	#121640
RGB	rgb(18, 22, 64)
HSL	hsl(235, 56%, 16%)
HSV	hsv(235, 72%, 25%)
CMYK	cmyk(71.9%, 65.6%, 0%, 74.9%)
CIE-LAB	lab(9.58, 14.07, -27.42)
CIE-LCH	lch(9.58, 30.82, 297.17°)
OKLab	oklab(22.61% 0.0056 -0.0788)
OKLCH	oklch(22.61% 0.079 274.1)
XYZ	xyz(1.4615, 1.0725, 4.9795)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121640 #403C12

analogous

#122D40 #121640 #251240

triadic

#121640 #401216 #164012

tetradic

#121640 #40122D #403C12 #124025

square

#121640 #40122D #403C12 #124025

split-complementary

#121640 #402512 #2D4012

monochromatic

#070818 #070818 #121640 #1F2670 #2D37A0

Accessibility & contrast

On white

17.29

#121640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#121640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121640

17.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121640	#FFFFFF	#000000	##FFFFFF
##121640	1.00	17.29	1.21	17.29
#FFFFFF	17.29	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D41

Deuteranopia (green-blind)

#00193F

Tritanopia (blue-blind)

#002028

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #121640;
/* rgb */ color: rgb(18, 22, 64);
/* oklch */ color: oklch(22.6% 0.079 274.1);

Tailwind

colors: {
  custom: {
    50: '#565275',
    500: '#121640',
    950: '#000000',
  },
}

SCSS

$custom: #121640;
$custom-light: #565275;
$custom-dark: #000000;

JSON

{
  "hex": "#121640",
  "rgb": {
    "r": 18,
    "g": 22,
    "b": 64
  },
  "hsl": {
    "h": 234.783,
    "s": 56.098,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22608,
    "c": 0.07904,
    "h": 274.1
  },
  "luminance": 0.01073
}

Semantic roles & 50–950 ramp

primary

#121640

secondary

#797335

accent

#D248DF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #121640

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

Preview Lab → · Contrast checker → · Palette generator →