#282F90#282F90

#282F90 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.8% C 0.157 H 272.6°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#282F90
RGB	rgb(40, 47, 144)
HSL	hsl(236, 57%, 36%)
HSV	hsv(236, 72%, 56%)
CMYK	cmyk(72.2%, 67.4%, 0%, 43.5%)
CIE-LAB	lab(25.25, 31.01, -54.35)
CIE-LCH	lch(25.25, 62.57, 299.71°)
OKLab	oklab(36.82% 0.0072 -0.157)
OKLCH	oklch(36.82% 0.157 272.6)
XYZ	xyz(6.9239, 4.4971, 26.8833)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F90 #908928

analogous

#286390 #282F90 #552890

triadic

#282F90 #90282F #2F9028

tetradic

#282F90 #902863 #908928 #289055

square

#282F90 #902863 #908928 #289055

split-complementary

#282F90 #905528 #639028

monochromatic

#0D1030 #1B1F60 #282F90 #353FC0 #6067D3

Accessibility & contrast

On white

11.05

#282F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#282F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F90

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F90	#FFFFFF	#000000	##FFFFFF
##282F90	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004193

Deuteranopia (green-blind)

#00378E

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #282f90;
/* rgb */ color: rgb(40, 47, 144);
/* oklch */ color: oklch(36.8% 0.157 272.6);

Tailwind

colors: {
  custom: {
    50: '#7268b1',
    500: '#282f90',
    950: '#000000',
  },
}

SCSS

$custom: #282f90;
$custom-light: #7268b1;
$custom-dark: #000000;

JSON

{
  "hex": "#282f90",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 144
  },
  "hsl": {
    "h": 235.962,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36824,
    "c": 0.15719,
    "h": 272.6
  },
  "luminance": 0.04498
}

Semantic roles & 50–950 ramp

primary

#282F90

secondary

#B8B25C

accent

#D648E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #282F90

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

Preview Lab → · Contrast checker → · Palette generator →