#151271#151271

#151271 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.7% C 0.153 H 271.7°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#151271
RGB	rgb(21, 18, 113)
HSL	hsl(242, 73%, 26%)
HSV	hsv(242, 84%, 44%)
CMYK	cmyk(81.4%, 84.1%, 0%, 55.7%)
CIE-LAB	lab(14.31, 35.78, -52.79)
CIE-LCH	lch(14.31, 63.78, 304.13°)
OKLab	oklab(27.69% 0.0044 -0.1528)
OKLCH	oklch(27.69% 0.153 271.7)
XYZ	xyz(3.5052, 1.7839, 15.7792)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151271 #6E7112

analogous

#123E71 #151271 #441271

triadic

#151271 #711512 #127115

tetradic

#151271 #71123E #6E7112 #127144

square

#151271 #71123E #6E7112 #127144

split-complementary

#151271 #714412 #3E7112

monochromatic

#05041A #0B0A3C #151271 #1F1AA6 #2923DB

Accessibility & contrast

On white

15.48

#151271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#151271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151271

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151271	#FFFFFF	#000000	##FFFFFF
##151271	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002974

Deuteranopia (green-blind)

#001F6F

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151271;
/* rgb */ color: rgb(21, 18, 113);
/* oklch */ color: oklch(27.7% 0.153 271.7);

Tailwind

colors: {
  custom: {
    50: '#66529b',
    500: '#151271',
    950: '#000000',
  },
}

SCSS

$custom: #151271;
$custom-light: #66529b;
$custom-dark: #000000;

JSON

{
  "hex": "#151271",
  "rgb": {
    "r": 21,
    "g": 18,
    "b": 113
  },
  "hsl": {
    "h": 241.895,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.27691,
    "c": 0.15286,
    "h": 271.7
  },
  "luminance": 0.01784
}

Semantic roles & 50–950 ramp

primary

#151271

secondary

#A4A837

accent

#EF39E9

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #151271

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

Preview Lab → · Contrast checker → · Palette generator →