#281A5F#281A5F

#281A5F is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.4% C 0.116 H 285.7°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#281A5F
RGB	rgb(40, 26, 95)
HSL	hsl(252, 57%, 24%)
HSV	hsv(252, 73%, 37%)
CMYK	cmyk(57.9%, 72.6%, 0%, 62.7%)
CIE-LAB	lab(15.57, 27.19, -38.83)
CIE-LCH	lch(15.57, 47.40, 305.00°)
OKLab	oklab(28.39% 0.0313 -0.1116)
OKLCH	oklch(28.39% 0.116 285.7)
XYZ	xyz(3.3094, 2.0159, 11.0390)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A5F #515F1A

analogous

#1A2E5F #281A5F #4A1A5F

triadic

#281A5F #5F281A #1A5F28

tetradic

#281A5F #5F1A2E #515F1A #1A5F4A

square

#281A5F #5F1A2E #515F1A #1A5F4A

split-complementary

#281A5F #5F4A1A #2E5F1A

monochromatic

#0A0718 #140D2F #281A5F #3C278F #5034BF

Accessibility & contrast

On white

14.97

#281A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#281A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A5F

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A5F	#FFFFFF	#000000	##FFFFFF
##281A5F	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002961

Deuteranopia (green-blind)

#00255E

Tritanopia (blue-blind)

#102C3A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #281a5f;
/* rgb */ color: rgb(40, 26, 95);
/* oklch */ color: oklch(28.4% 0.116 285.7);

Tailwind

colors: {
  custom: {
    50: '#69588d',
    500: '#281a5f',
    950: '#000000',
  },
}

SCSS

$custom: #281a5f;
$custom-light: #69588d;
$custom-dark: #000000;

JSON

{
  "hex": "#281a5f",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 95
  },
  "hsl": {
    "h": 252.174,
    "s": 57.025,
    "l": 23.725
  },
  "oklch": {
    "l": 0.2839,
    "c": 0.11589,
    "h": 285.7
  },
  "luminance": 0.02016
}

Semantic roles & 50–950 ramp

primary

#281A5F

secondary

#849540

accent

#E048C1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#07030C

muted

#7A787D

Preview Lab

Preview with #281A5F

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

Preview Lab → · Contrast checker → · Palette generator →