#121580#121580

#121580 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.170 H 269.0°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#121580
RGB	rgb(18, 21, 128)
HSL	hsl(238, 75%, 29%)
HSV	hsv(238, 86%, 50%)
CMYK	cmyk(85.9%, 83.6%, 0%, 49.8%)
CIE-LAB	lab(16.62, 39.12, -58.61)
CIE-LCH	lch(16.62, 70.46, 303.72°)
OKLab	oklab(29.81% -0.0031 -0.1697)
OKLCH	oklch(29.81% 0.17 269)
XYZ	xyz(4.4126, 2.2229, 20.6144)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121580 #807D12

analogous

#124C80 #121580 #461280

triadic

#121580 #801215 #158012

tetradic

#121580 #80124C #807D12 #128046

square

#121580 #80124C #807D12 #128046

split-complementary

#121580 #804612 #4C8012

monochromatic

#04041B #0A0C4A #121580 #1A1EB6 #2B30E1

Accessibility & contrast

On white

14.54

#121580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#121580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121580

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121580	#FFFFFF	#000000	##FFFFFF
##121580	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F83

Deuteranopia (green-blind)

#00237E

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #121580;
/* rgb */ color: rgb(18, 21, 128);
/* oklch */ color: oklch(29.8% 0.170 269.0);

Tailwind

colors: {
  custom: {
    50: '#6955a6',
    500: '#121580',
    950: '#000000',
  },
}

SCSS

$custom: #121580;
$custom-light: #6955a6;
$custom-dark: #000000;

JSON

{
  "hex": "#121580",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 128
  },
  "hsl": {
    "h": 238.364,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29807,
    "c": 0.16977,
    "h": 269
  },
  "luminance": 0.02223
}

Semantic roles & 50–950 ramp

primary

#121580

secondary

#B6B238

accent

#ED36F2

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #121580

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

Preview Lab → · Contrast checker → · Palette generator →