#281879#281879

#281879 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.153 H 280.1°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#281879
RGB	rgb(40, 24, 121)
HSL	hsl(250, 67%, 28%)
HSV	hsv(250, 80%, 47%)
CMYK	cmyk(66.9%, 80.2%, 0%, 52.5%)
CIE-LAB	lab(17.85, 37.00, -52.05)
CIE-LCH	lch(17.85, 63.86, 305.40°)
OKLab	oklab(30.82% 0.0267 -0.1503)
OKLCH	oklch(30.82% 0.153 280.1)
XYZ	xyz(4.6518, 2.4845, 18.3199)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281879 #697918

analogous

#183879 #281879 #581879

triadic

#281879 #792818 #187928

tetradic

#281879 #791838 #697918 #187958

square

#281879 #791838 #697918 #187958

split-complementary

#281879 #795818 #387918

monochromatic

#08051A #170E46 #281879 #3922AC #4F35D7

Accessibility & contrast

On white

14.03

#281879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#281879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281879

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281879	#FFFFFF	#000000	##FFFFFF
##281879	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7C

Deuteranopia (green-blind)

#002877

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #281879;
/* rgb */ color: rgb(40, 24, 121);
/* oklch */ color: oklch(30.8% 0.153 280.1);

Tailwind

colors: {
  custom: {
    50: '#6e58a1',
    500: '#281879',
    950: '#000000',
  },
}

SCSS

$custom: #281879;
$custom-light: #6e58a1;
$custom-dark: #000000;

JSON

{
  "hex": "#281879",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 121
  },
  "hsl": {
    "h": 249.897,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3082,
    "c": 0.15262,
    "h": 280.1
  },
  "luminance": 0.02485
}

Semantic roles & 50–950 ramp

primary

#281879

secondary

#9CAE3F

accent

#EA3ECD

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08030F

muted

#7B787F

Preview Lab

Preview with #281879

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

Preview Lab → · Contrast checker → · Palette generator →