#281D85#281D85

#281D85 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.163 H 277.3°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#281D85
RGB	rgb(40, 29, 133)
HSL	hsl(246, 64%, 32%)
HSV	hsv(246, 78%, 52%)
CMYK	cmyk(69.9%, 78.2%, 0%, 47.8%)
CIE-LAB	lab(20.14, 38.19, -55.90)
CIE-LCH	lch(20.14, 67.70, 304.34°)
OKLab	oklab(32.82% 0.0206 -0.1615)
OKLCH	oklch(32.82% 0.163 277.3)
XYZ	xyz(5.5467, 3.0228, 22.4769)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D85 #7A851D

analogous

#1D4685 #281D85 #5C1D85

triadic

#281D85 #85281D #1D8528

tetradic

#281D85 #851D46 #7A851D #1D855C

square

#281D85 #851D46 #7A851D #1D855C

split-complementary

#281D85 #855C1D #46851D

monochromatic

#0A0721 #191253 #281D85 #3728B7 #5546D7

Accessibility & contrast

On white

13.09

#281D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#281D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D85

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D85	#FFFFFF	#000000	##FFFFFF
##281D85	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003588

Deuteranopia (green-blind)

#002C83

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #281d85;
/* rgb */ color: rgb(40, 29, 133);
/* oklch */ color: oklch(32.8% 0.163 277.3);

Tailwind

colors: {
  custom: {
    50: '#715baa',
    500: '#281d85',
    950: '#000000',
  },
}

SCSS

$custom: #281d85;
$custom-light: #715baa;
$custom-dark: #000000;

JSON

{
  "hex": "#281d85",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 133
  },
  "hsl": {
    "h": 246.346,
    "s": 64.198,
    "l": 31.765
  },
  "oklch": {
    "l": 0.3282,
    "c": 0.16282,
    "h": 277.3
  },
  "luminance": 0.03023
}

Semantic roles & 50–950 ramp

primary

#281D85

secondary

#ACB846

accent

#E741D6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281D85

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

Preview Lab → · Contrast checker → · Palette generator →