#282A56#282A56

#282A56 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.078 H 278.8°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#282A56
RGB	rgb(40, 42, 86)
HSL	hsl(237, 37%, 25%)
HSV	hsv(237, 53%, 34%)
CMYK	cmyk(53.5%, 51.2%, 0%, 66.3%)
CIE-LAB	lab(19.13, 13.02, -27.06)
CIE-LCH	lch(19.13, 30.03, 295.69°)
OKLab	oklab(30.79% 0.0119 -0.0769)
OKLCH	oklch(30.79% 0.078 278.8)
XYZ	xyz(3.3822, 2.7787, 9.1604)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A56 #565428

analogous

#284156 #282A56 #3D2856

triadic

#282A56 #56282A #2A5628

tetradic

#282A56 #562841 #565428 #28563D

square

#282A56 #562841 #565428 #28563D

split-complementary

#282A56 #563D28 #415628

monochromatic

#0A0A15 #15162C #282A56 #3B3E80 #4F53AA

Accessibility & contrast

On white

13.50

#282A56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#282A56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A56

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A56	#FFFFFF	#000000	##FFFFFF
##282A56	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173058

Deuteranopia (green-blind)

#132D55

Tritanopia (blue-blind)

#16333B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #282a56;
/* rgb */ color: rgb(40, 42, 86);
/* oklch */ color: oklch(30.8% 0.078 278.8);

Tailwind

colors: {
  custom: {
    50: '#666386',
    500: '#282a56',
    950: '#000000',
  },
}

SCSS

$custom: #282a56;
$custom-light: #666386;
$custom-dark: #000000;

JSON

{
  "hex": "#282a56",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 86
  },
  "hsl": {
    "h": 237.391,
    "s": 36.508,
    "l": 24.706
  },
  "oklch": {
    "l": 0.30794,
    "c": 0.07783,
    "h": 278.8
  },
  "luminance": 0.02779
}

Semantic roles & 50–950 ramp

primary

#282A56

secondary

#898651

accent

#C85BCD

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#06050B

muted

#7A797C

Preview Lab

Preview with #282A56

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

Preview Lab → · Contrast checker → · Palette generator →