#121571#121571

#121571 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.151 H 270.0°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#121571
RGB	rgb(18, 21, 113)
HSL	hsl(238, 73%, 26%)
HSV	hsv(238, 84%, 44%)
CMYK	cmyk(84.1%, 81.4%, 0%, 55.7%)
CIE-LAB	lab(14.72, 33.90, -52.12)
CIE-LCH	lch(14.72, 62.18, 303.04°)
OKLab	oklab(27.93% -0.0001 -0.151)
OKLCH	oklch(27.93% 0.151 270)
XYZ	xyz(3.4972, 1.8568, 15.7937)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121571 #716E12

analogous

#124471 #121571 #3E1271

triadic

#121571 #711215 #157112

tetradic

#121571 #711244 #716E12 #12713E

square

#121571 #711244 #716E12 #12713E

split-complementary

#121571 #713E12 #447112

monochromatic

#04051A #0A0B3C #121571 #1A1FA6 #2329DB

Accessibility & contrast

On white

15.31

#121571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#121571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121571

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121571	#FFFFFF	#000000	##FFFFFF
##121571	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A74

Deuteranopia (green-blind)

#00206F

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #121571;
/* rgb */ color: rgb(18, 21, 113);
/* oklch */ color: oklch(27.9% 0.151 270.0);

Tailwind

colors: {
  custom: {
    50: '#64549b',
    500: '#121571',
    950: '#000000',
  },
}

SCSS

$custom: #121571;
$custom-light: #64549b;
$custom-dark: #000000;

JSON

{
  "hex": "#121571",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 113
  },
  "hsl": {
    "h": 238.105,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.27929,
    "c": 0.15097,
    "h": 270
  },
  "luminance": 0.01857
}

Semantic roles & 50–950 ramp

primary

#121571

secondary

#A8A437

accent

#E939EF

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #121571

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

Preview Lab → · Contrast checker → · Palette generator →