#121148#121148

#121148 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.099 H 275.7°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#121148
RGB	rgb(18, 17, 72)
HSL	hsl(241, 62%, 17%)
HSV	hsv(241, 76%, 28%)
CMYK	cmyk(75%, 76.4%, 0%, 71.8%)
CIE-LAB	lab(8.97, 21.03, -34.05)
CIE-LCH	lch(8.97, 40.02, 301.71°)
OKLab	oklab(22.41% 0.0098 -0.0983)
OKLCH	oklch(22.41% 0.099 275.7)
XYZ	xyz(1.6192, 0.9972, 6.2368)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121148 #474811

analogous

#112B48 #121148 #2E1148

triadic

#121148 #481211 #114812

tetradic

#121148 #48112B #474811 #11482E

square

#121148 #48112B #474811 #11482E

split-complementary

#121148 #482E11 #2B4811

monochromatic

#060619 #060619 #121148 #1E1D7A #2B28AB

Accessibility & contrast

On white

17.51

#121148 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#121148 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121148

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121148	#FFFFFF	#000000	##FFFFFF
##121148	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4A

Deuteranopia (green-blind)

#001747

Tritanopia (blue-blind)

#00202A

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #121148;
/* rgb */ color: rgb(18, 17, 72);
/* oklch */ color: oklch(22.4% 0.099 275.7);

Tailwind

colors: {
  custom: {
    50: '#594f7c',
    500: '#121148',
    950: '#000000',
  },
}

SCSS

$custom: #121148;
$custom-light: #594f7c;
$custom-dark: #000000;

JSON

{
  "hex": "#121148",
  "rgb": {
    "r": 18,
    "g": 17,
    "b": 72
  },
  "hsl": {
    "h": 241.091,
    "s": 61.798,
    "l": 17.451
  },
  "oklch": {
    "l": 0.22406,
    "c": 0.09882,
    "h": 275.7
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#121148

secondary

#808233

accent

#E543E2

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #121148

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

Preview Lab → · Contrast checker → · Palette generator →