#281EA6#281EA6

#281EA6 is a dark, highly saturated blue. Relative luminance 0.041; OKLCH L 36.7% C 0.202 H 273.3°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#281EA6
RGB	rgb(40, 30, 166)
HSL	hsl(244, 69%, 38%)
HSV	hsv(244, 82%, 65%)
CMYK	cmyk(75.9%, 81.9%, 0%, 34.9%)
CIE-LAB	lab(24.10, 48.25, -69.71)
CIE-LCH	lch(24.10, 84.78, 304.69°)
OKLab	oklab(36.7% 0.0117 -0.2016)
OKLCH	oklch(36.7% 0.202 273.3)
XYZ	xyz(8.2200, 4.1320, 36.4333)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281EA6 #9CA61E

analogous

#1E58A6 #281EA6 #6C1EA6

triadic

#281EA6 #A6281E #1EA628

tetradic

#281EA6 #A61E58 #9CA61E #1EA66C

square

#281EA6 #A61E58 #9CA61E #1EA66C

split-complementary

#281EA6 #A66C1E #58A61E

monochromatic

#0F0B3E #1C1572 #281EA6 #3629D8 #675DE2

Accessibility & contrast

On white

11.50

#281EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#281EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281EA6

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281EA6	#FFFFFF	#000000	##FFFFFF
##281EA6	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAA

Deuteranopia (green-blind)

#0033A4

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #281ea6;
/* rgb */ color: rgb(40, 30, 166);
/* oklch */ color: oklch(36.7% 0.202 273.3);

Tailwind

colors: {
  custom: {
    50: '#785ec2',
    500: '#281ea6',
    950: '#000000',
  },
}

SCSS

$custom: #281ea6;
$custom-light: #785ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#281ea6",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 166
  },
  "hsl": {
    "h": 244.412,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.367,
    "c": 0.20198,
    "h": 273.3
  },
  "luminance": 0.04133
}

Semantic roles & 50–950 ramp

primary

#281EA6

secondary

#BEC65A

accent

#EC3CDF

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #281EA6

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

Preview Lab → · Contrast checker → · Palette generator →