#121E31#121E31

#121E31 is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.4% C 0.041 H 259.3°. Best body text is #FFFFFF at 16.72:1 contrast (WCAG AA passes).

Color values

HEX	#121E31
RGB	rgb(18, 30, 49)
HSL	hsl(217, 46%, 13%)
HSV	hsv(217, 63%, 19%)
CMYK	cmyk(63.3%, 38.8%, 0%, 80.8%)
CIE-LAB	lab(11.13, 1.66, -14.20)
CIE-LCH	lch(11.13, 14.30, 276.66°)
OKLab	oklab(23.43% -0.0076 -0.04)
OKLCH	oklch(23.43% 0.041 259.3)
XYZ	xyz(1.2679, 1.2788, 3.0852)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E31 #312512

analogous

#122D31 #121E31 #151231

triadic

#121E31 #31121E #1E3112

tetradic

#121E31 #31122D #312512 #123115

square

#121E31 #31122D #312512 #123115

split-complementary

#121E31 #311512 #2D3112

monochromatic

#080E16 #080E16 #121E31 #22395E #33558B

Accessibility & contrast

On white

16.72

#121E31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#121E31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E31

16.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E31	#FFFFFF	#000000	##FFFFFF
##121E31	1.00	16.72	1.26	16.72
#FFFFFF	16.72	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171F32

Deuteranopia (green-blind)

#131C31

Tritanopia (blue-blind)

#042225

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #121e31;
/* rgb */ color: rgb(18, 30, 49);
/* oklch */ color: oklch(23.4% 0.041 259.3);

Tailwind

colors: {
  custom: {
    50: '#525969',
    500: '#121e31',
    950: '#000000',
  },
}

SCSS

$custom: #121e31;
$custom-light: #525969;
$custom-dark: #000000;

JSON

{
  "hex": "#121e31",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 49
  },
  "hsl": {
    "h": 216.774,
    "s": 46.269,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23427,
    "c": 0.0407,
    "h": 259.3
  },
  "luminance": 0.01279
}

Semantic roles & 50–950 ramp

primary

#121E31

secondary

#695536

accent

#A352D6

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #121E31

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

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