#121D42#121D42

#121D42 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.5% C 0.072 H 268.3°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#121D42
RGB	rgb(18, 29, 66)
HSL	hsl(226, 57%, 16%)
HSV	hsv(226, 73%, 26%)
CMYK	cmyk(72.7%, 56.1%, 0%, 74.1%)
CIE-LAB	lab(11.96, 9.51, -24.98)
CIE-LCH	lch(11.96, 26.73, 290.85°)
OKLab	oklab(24.45% -0.0022 -0.0716)
OKLCH	oklch(24.45% 0.072 268.3)
XYZ	xyz(1.6719, 1.4005, 5.3354)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D42 #423712

analogous

#123542 #121D42 #1F1242

triadic

#121D42 #42121D #1D4212

tetradic

#121D42 #421235 #423712 #12421F

square

#121D42 #421235 #423712 #12421F

split-complementary

#121D42 #421F12 #354212

monochromatic

#070B18 #070B18 #121D42 #1F3272 #2C47A2

Accessibility & contrast

On white

16.40

#121D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#121D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D42

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D42	#FFFFFF	#000000	##FFFFFF
##121D42	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092243

Deuteranopia (green-blind)

#011D41

Tritanopia (blue-blind)

#00262C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #121d42;
/* rgb */ color: rgb(18, 29, 66);
/* oklch */ color: oklch(24.5% 0.072 268.3);

Tailwind

colors: {
  custom: {
    50: '#565877',
    500: '#121d42',
    950: '#000000',
  },
}

SCSS

$custom: #121d42;
$custom-light: #565877;
$custom-dark: #000000;

JSON

{
  "hex": "#121d42",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 66
  },
  "hsl": {
    "h": 226.25,
    "s": 57.143,
    "l": 16.471
  },
  "oklch": {
    "l": 0.24451,
    "c": 0.07159,
    "h": 268.3
  },
  "luminance": 0.01401
}

Semantic roles & 50–950 ramp

primary

#121D42

secondary

#7B6B35

accent

#BD47E0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #121D42

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

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