#281A50#281A50

#281A50 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.0% C 0.094 H 290.6°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#281A50
RGB	rgb(40, 26, 80)
HSL	hsl(256, 51%, 21%)
HSV	hsv(256, 68%, 31%)
CMYK	cmyk(50%, 67.5%, 0%, 68.6%)
CIE-LAB	lab(14.23, 22.13, -30.91)
CIE-LCH	lch(14.23, 38.01, 305.60°)
OKLab	oklab(27% 0.0332 -0.0883)
OKLCH	oklch(27% 0.094 290.6)
XYZ	xyz(2.6920, 1.7690, 7.7875)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A50 #42501A

analogous

#1A2750 #281A50 #431A50

triadic

#281A50 #50281A #1A5028

tetradic

#281A50 #501A27 #42501A #1A5043

square

#281A50 #501A27 #42501A #1A5043

split-complementary

#281A50 #50431A #27501A

monochromatic

#0C0817 #110B22 #281A50 #3F297E #5638AC

Accessibility & contrast

On white

15.51

#281A50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#281A50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A50

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A50	#FFFFFF	#000000	##FFFFFF
##281A50	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002552

Deuteranopia (green-blind)

#00234F

Tritanopia (blue-blind)

#1C2632

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #281a50;
/* rgb */ color: rgb(40, 26, 80);
/* oklch */ color: oklch(27.0% 0.094 290.6);

Tailwind

colors: {
  custom: {
    50: '#665781',
    500: '#281a50',
    950: '#000000',
  },
}

SCSS

$custom: #281a50;
$custom-light: #665781;
$custom-dark: #000000;

JSON

{
  "hex": "#281a50",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 80
  },
  "hsl": {
    "h": 255.556,
    "s": 50.943,
    "l": 20.784
  },
  "oklch": {
    "l": 0.26996,
    "c": 0.09436,
    "h": 290.6
  },
  "luminance": 0.01769
}

Semantic roles & 50–950 ramp

primary

#281A50

secondary

#748640

accent

#DA4DB6

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#06030A

muted

#7A787C

Preview Lab

Preview with #281A50

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

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