#281D4F#281D4F

#281D4F is a dark, moderate violet. Relative luminance 0.019; OKLCH L 27.5% C 0.088 H 289.4°. Best body text is #FFFFFF at 15.23:1 contrast (WCAG AA passes).

Color values

HEX	#281D4F
RGB	rgb(40, 29, 79)
HSL	hsl(253, 46%, 21%)
HSV	hsv(253, 63%, 31%)
CMYK	cmyk(49.4%, 63.3%, 0%, 69%)
CIE-LAB	lab(14.92, 19.75, -29.10)
CIE-LCH	lch(14.92, 35.17, 304.17°)
OKLab	oklab(27.48% 0.0293 -0.083)
OKLCH	oklch(27.48% 0.088 289.4)
XYZ	xyz(2.7253, 1.8943, 7.6177)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.24

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D4F #444F1D

analogous

#1D2B4F #281D4F #411D4F

triadic

#281D4F #4F281D #1D4F28

tetradic

#281D4F #4F1D2B #444F1D #1D4F41

square

#281D4F #4F1D2B #444F1D #1D4F41

split-complementary

#281D4F #4F411D #2B4F1D

monochromatic

#0B0816 #110D22 #281D4F #3F2D7C #553EA9

Accessibility & contrast

On white

15.23

#281D4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#281D4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D4F

15.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D4F	#FFFFFF	#000000	##FFFFFF
##281D4F	1.00	15.23	1.38	15.23
#FFFFFF	15.23	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002751

Deuteranopia (green-blind)

#02244E

Tritanopia (blue-blind)

#1C2832

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #281d4f;
/* rgb */ color: rgb(40, 29, 79);
/* oklch */ color: oklch(27.5% 0.088 289.4);

Tailwind

colors: {
  custom: {
    50: '#655981',
    500: '#281d4f',
    950: '#000000',
  },
}

SCSS

$custom: #281d4f;
$custom-light: #655981;
$custom-dark: #000000;

JSON

{
  "hex": "#281d4f",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 79
  },
  "hsl": {
    "h": 253.2,
    "s": 46.296,
    "l": 21.176
  },
  "oklch": {
    "l": 0.27481,
    "c": 0.088,
    "h": 289.4
  },
  "luminance": 0.01894
}

Semantic roles & 50–950 ramp

primary

#281D4F

secondary

#768444

accent

#D652B9

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#06030A

muted

#7A787C

Preview Lab

Preview with #281D4F

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

Preview Lab → · Contrast checker → · Palette generator →