#282E8F#282E8F

#282E8F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.157 H 272.9°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#282E8F
RGB	rgb(40, 46, 143)
HSL	hsl(237, 56%, 36%)
HSV	hsv(237, 72%, 56%)
CMYK	cmyk(72%, 67.8%, 0%, 43.9%)
CIE-LAB	lab(24.91, 31.30, -54.28)
CIE-LCH	lch(24.91, 62.66, 299.97°)
OKLab	oklab(36.55% 0.008 -0.1568)
OKLCH	oklch(36.55% 0.157 272.9)
XYZ	xyz(6.8083, 4.3876, 26.4694)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282E8F #8F8928

analogous

#28618F #282E8F #55288F

triadic

#282E8F #8F282E #2E8F28

tetradic

#282E8F #8F2861 #8F8928 #288F55

square

#282E8F #8F2861 #8F8928 #288F55

split-complementary

#282E8F #8F5528 #618F28

monochromatic

#0D0F2F #1B1F5F #282E8F #353DBF #5F66D2

Accessibility & contrast

On white

11.18

#282E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#282E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282E8F

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282E8F	#FFFFFF	#000000	##FFFFFF
##282E8F	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004092

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #282e8f;
/* rgb */ color: rgb(40, 46, 143);
/* oklch */ color: oklch(36.5% 0.157 272.9);

Tailwind

colors: {
  custom: {
    50: '#7167b1',
    500: '#282e8f',
    950: '#000000',
  },
}

SCSS

$custom: #282e8f;
$custom-light: #7167b1;
$custom-dark: #000000;

JSON

{
  "hex": "#282e8f",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 143
  },
  "hsl": {
    "h": 236.505,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36549,
    "c": 0.15704,
    "h": 272.9
  },
  "luminance": 0.04388
}

Semantic roles & 50–950 ramp

primary

#282E8F

secondary

#B8B25B

accent

#D748E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #282E8F

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

Preview Lab → · Contrast checker → · Palette generator →