#121E66#121E66

#121E66 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.2% C 0.126 H 268.9°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#121E66
RGB	rgb(18, 30, 102)
HSL	hsl(231, 70%, 24%)
HSV	hsv(231, 82%, 40%)
CMYK	cmyk(82.4%, 70.6%, 0%, 60%)
CIE-LAB	lab(15.57, 23.86, -43.52)
CIE-LCH	lch(15.57, 49.63, 298.73°)
OKLab	oklab(28.17% -0.0025 -0.126)
OKLCH	oklch(28.17% 0.126 268.9)
XYZ	xyz(3.1112, 2.0161, 12.7930)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E66 #665A12

analogous

#124866 #121E66 #301266

triadic

#121E66 #66121E #1E6612

tetradic

#121E66 #661248 #665A12 #126630

square

#121E66 #661248 #665A12 #126630

split-complementary

#121E66 #663012 #486612

monochromatic

#05081A #090F32 #121E66 #1B2D9A #243DCE

Accessibility & contrast

On white

14.97

#121E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#121E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E66

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E66	#FFFFFF	#000000	##FFFFFF
##121E66	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B68

Deuteranopia (green-blind)

#002365

Tritanopia (blue-blind)

#00313F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #121e66;
/* rgb */ color: rgb(18, 30, 102);
/* oklch */ color: oklch(28.2% 0.126 268.9);

Tailwind

colors: {
  custom: {
    50: '#605992',
    500: '#121e66',
    950: '#000000',
  },
}

SCSS

$custom: #121e66;
$custom-light: #605992;
$custom-dark: #000000;

JSON

{
  "hex": "#121e66",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 102
  },
  "hsl": {
    "h": 231.429,
    "s": 70,
    "l": 23.529
  },
  "oklch": {
    "l": 0.28169,
    "c": 0.12601,
    "h": 268.9
  },
  "luminance": 0.02016
}

Semantic roles & 50–950 ramp

primary

#121E66

secondary

#9E8F36

accent

#D33BED

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #121E66

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

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