#121157#121157

#121157 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.1% C 0.120 H 273.3°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#121157
RGB	rgb(18, 17, 87)
HSL	hsl(241, 67%, 20%)
HSV	hsv(241, 80%, 34%)
CMYK	cmyk(79.3%, 80.5%, 0%, 65.9%)
CIE-LAB	lab(10.69, 26.81, -41.55)
CIE-LCH	lch(10.69, 49.45, 302.84°)
OKLab	oklab(24.15% 0.0069 -0.1202)
OKLCH	oklch(24.15% 0.12 273.3)
XYZ	xyz(2.1696, 1.2174, 9.1356)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121157 #565711

analogous

#113357 #121157 #351157

triadic

#121157 #571211 #115712

tetradic

#121157 #571133 #565711 #115735

square

#121157 #571133 #565711 #115735

split-complementary

#121157 #573511 #335711

monochromatic

#05051A #070724 #121157 #1D1B8A #2725BD

Accessibility & contrast

On white

16.89

#121157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#121157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121157

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121157	#FFFFFF	#000000	##FFFFFF
##121157	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002059

Deuteranopia (green-blind)

#001956

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121157;
/* rgb */ color: rgb(18, 17, 87);
/* oklch */ color: oklch(24.1% 0.120 273.3);

Tailwind

colors: {
  custom: {
    50: '#5d5087',
    500: '#121157',
    950: '#000000',
  },
}

SCSS

$custom: #121157;
$custom-light: #5d5087;
$custom-dark: #000000;

JSON

{
  "hex": "#121157",
  "rgb": {
    "r": 18,
    "g": 17,
    "b": 87
  },
  "hsl": {
    "h": 240.857,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24149,
    "c": 0.12041,
    "h": 273.3
  },
  "luminance": 0.01218
}

Semantic roles & 50–950 ramp

primary

#121157

secondary

#8F9034

accent

#EA3EE8

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #121157

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

Preview Lab → · Contrast checker → · Palette generator →