#121045#121045

#121045 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.9% C 0.096 H 276.7°. Best body text is #FFFFFF at 17.71:1 contrast (WCAG AA passes).

Color values

HEX	#121045
RGB	rgb(18, 16, 69)
HSL	hsl(242, 62%, 17%)
HSV	hsv(242, 77%, 27%)
CMYK	cmyk(73.9%, 76.8%, 0%, 72.9%)
CIE-LAB	lab(8.38, 20.56, -32.90)
CIE-LCH	lch(8.38, 38.80, 302.00°)
OKLab	oklab(21.89% 0.0111 -0.095)
OKLCH	oklch(21.89% 0.096 276.7)
XYZ	xyz(1.5086, 0.9287, 5.7288)
Luminance	0.0093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121045 #434510

analogous

#102945 #121045 #2D1045

triadic

#121045 #451210 #104512

tetradic

#121045 #451029 #434510 #10452D

square

#121045 #451029 #434510 #10452D

split-complementary

#121045 #452D10 #294510

monochromatic

#060619 #060619 #121045 #1F1C77 #2C27A8

Accessibility & contrast

On white

17.71

#121045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#121045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121045

17.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121045	#FFFFFF	#000000	##FFFFFF
##121045	1.00	17.71	1.19	17.71
#FFFFFF	17.71	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B47

Deuteranopia (green-blind)

#001644

Tritanopia (blue-blind)

#001E29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #121045;
/* rgb */ color: rgb(18, 16, 69);
/* oklch */ color: oklch(21.9% 0.096 276.7);

Tailwind

colors: {
  custom: {
    50: '#584e79',
    500: '#121045',
    950: '#000000',
  },
}

SCSS

$custom: #121045;
$custom-light: #584e79;
$custom-dark: #000000;

JSON

{
  "hex": "#121045",
  "rgb": {
    "r": 18,
    "g": 16,
    "b": 69
  },
  "hsl": {
    "h": 242.264,
    "s": 62.353,
    "l": 16.667
  },
  "oklch": {
    "l": 0.21885,
    "c": 0.09563,
    "h": 276.7
  },
  "luminance": 0.00929
}

Semantic roles & 50–950 ramp

primary

#121045

secondary

#7C7F32

accent

#E542DF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #121045

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

Preview Lab → · Contrast checker → · Palette generator →