#121545#121545

#121545 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.089 H 274.2°. Best body text is #FFFFFF at 17.23:1 contrast (WCAG AA passes).

Color values

HEX	#121545
RGB	rgb(18, 21, 69)
HSL	hsl(236, 59%, 17%)
HSV	hsv(236, 74%, 27%)
CMYK	cmyk(73.9%, 69.6%, 0%, 72.9%)
CIE-LAB	lab(9.76, 16.90, -30.66)
CIE-LCH	lch(9.76, 35.01, 298.87°)
OKLab	oklab(22.88% 0.0066 -0.0884)
OKLCH	oklch(22.88% 0.089 274.2)
XYZ	xyz(1.5914, 1.0945, 5.7565)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121545 #454212

analogous

#122F45 #121545 #291245

triadic

#121545 #451215 #154512

tetradic

#121545 #45122F #454212 #124529

square

#121545 #45122F #454212 #124529

split-complementary

#121545 #452912 #2F4512

monochromatic

#060718 #060718 #121545 #1F2476 #2B33A6

Accessibility & contrast

On white

17.23

#121545 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#121545 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121545

17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121545	#FFFFFF	#000000	##FFFFFF
##121545	1.00	17.23	1.22	17.23
#FFFFFF	17.23	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D47

Deuteranopia (green-blind)

#001944

Tritanopia (blue-blind)

#00212A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #121545;
/* rgb */ color: rgb(18, 21, 69);
/* oklch */ color: oklch(22.9% 0.089 274.2);

Tailwind

colors: {
  custom: {
    50: '#585279',
    500: '#121545',
    950: '#000000',
  },
}

SCSS

$custom: #121545;
$custom-light: #585279;
$custom-dark: #000000;

JSON

{
  "hex": "#121545",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 69
  },
  "hsl": {
    "h": 236.471,
    "s": 58.621,
    "l": 17.059
  },
  "oklch": {
    "l": 0.22883,
    "c": 0.08862,
    "h": 274.2
  },
  "luminance": 0.01095
}

Semantic roles & 50–950 ramp

primary

#121545

secondary

#7E7A35

accent

#D946E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040209

muted

#79787B

Preview Lab

Preview with #121545

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

Preview Lab → · Contrast checker → · Palette generator →