#282F97#282F97

#282F97 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.5% C 0.167 H 272.2°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#282F97
RGB	rgb(40, 47, 151)
HSL	hsl(236, 58%, 37%)
HSV	hsv(236, 74%, 59%)
CMYK	cmyk(73.5%, 68.9%, 0%, 40.8%)
CIE-LAB	lab(25.92, 33.56, -57.57)
CIE-LCH	lch(25.92, 66.63, 300.24°)
OKLab	oklab(37.51% 0.0065 -0.1664)
OKLCH	oklch(37.51% 0.167 272.2)
XYZ	xyz(7.4756, 4.7178, 29.7888)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F97 #979028

analogous

#286797 #282F97 #582897

triadic

#282F97 #97282F #2F9728

tetradic

#282F97 #972867 #979028 #289758

square

#282F97 #972867 #979028 #289758

split-complementary

#282F97 #975828 #679728

monochromatic

#0E1136 #1B2067 #282F97 #353EC7 #646BD6

Accessibility & contrast

On white

10.80

#282F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#282F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F97

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F97	#FFFFFF	#000000	##FFFFFF
##282F97	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439A

Deuteranopia (green-blind)

#003895

Tritanopia (blue-blind)

#004B5F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #282f97;
/* rgb */ color: rgb(40, 47, 151);
/* oklch */ color: oklch(37.5% 0.167 272.2);

Tailwind

colors: {
  custom: {
    50: '#7368b7',
    500: '#282f97',
    950: '#000000',
  },
}

SCSS

$custom: #282f97;
$custom-light: #7368b7;
$custom-dark: #000000;

JSON

{
  "hex": "#282f97",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 151
  },
  "hsl": {
    "h": 236.216,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37509,
    "c": 0.16658,
    "h": 272.2
  },
  "luminance": 0.04719
}

Semantic roles & 50–950 ramp

primary

#282F97

secondary

#BCB65F

accent

#D846E1

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #282F97

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

Preview Lab → · Contrast checker → · Palette generator →