#121D41#121D41

#121D41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.4% C 0.070 H 268.1°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#121D41
RGB	rgb(18, 29, 65)
HSL	hsl(226, 57%, 16%)
HSV	hsv(226, 72%, 25%)
CMYK	cmyk(72.3%, 55.4%, 0%, 74.5%)
CIE-LAB	lab(11.88, 9.09, -24.40)
CIE-LCH	lch(11.88, 26.04, 290.42°)
OKLab	oklab(24.37% -0.0023 -0.0699)
OKLCH	oklch(24.37% 0.07 268.1)
XYZ	xyz(1.6426, 1.3888, 5.1815)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D41 #413612

analogous

#123541 #121D41 #1F1241

triadic

#121D41 #41121D #1D4112

tetradic

#121D41 #411235 #413612 #12411F

square

#121D41 #411235 #413612 #12411F

split-complementary

#121D41 #411F12 #354112

monochromatic

#070B18 #070B18 #121D41 #1F3271 #2D48A1

Accessibility & contrast

On white

16.43

#121D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#121D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D41

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D41	#FFFFFF	#000000	##FFFFFF
##121D41	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2142

Deuteranopia (green-blind)

#021D40

Tritanopia (blue-blind)

#00252B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #121d41;
/* rgb */ color: rgb(18, 29, 65);
/* oklch */ color: oklch(24.4% 0.070 268.1);

Tailwind

colors: {
  custom: {
    50: '#565876',
    500: '#121d41',
    950: '#000000',
  },
}

SCSS

$custom: #121d41;
$custom-light: #565876;
$custom-dark: #000000;

JSON

{
  "hex": "#121d41",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 65
  },
  "hsl": {
    "h": 225.957,
    "s": 56.627,
    "l": 16.275
  },
  "oklch": {
    "l": 0.24367,
    "c": 0.06991,
    "h": 268.1
  },
  "luminance": 0.01389
}

Semantic roles & 50–950 ramp

primary

#121D41

secondary

#7A6A35

accent

#BC48E0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #121D41

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

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