#282B7C#282B7C

#282B7C is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.2% C 0.134 H 275.1°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#282B7C
RGB	rgb(40, 43, 124)
HSL	hsl(238, 51%, 32%)
HSV	hsv(238, 68%, 49%)
CMYK	cmyk(67.7%, 65.3%, 0%, 51.4%)
CIE-LAB	lab(22.42, 26.32, -46.46)
CIE-LCH	lch(22.42, 53.40, 299.53°)
OKLab	oklab(34.19% 0.0119 -0.1339)
OKLCH	oklch(34.19% 0.134 275.1)
XYZ	xyz(5.3758, 3.6336, 19.4829)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B7C #7C7928

analogous

#28557C #282B7C #4F287C

triadic

#282B7C #7C282B #2B7C28

tetradic

#282B7C #7C2855 #7C7928 #287C4F

square

#282B7C #7C2855 #7C7928 #287C4F

split-complementary

#282B7C #7C4F28 #557C28

monochromatic

#0A0B1F #191B4E #282B7C #373BAA #565AC8

Accessibility & contrast

On white

12.16

#282B7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#282B7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B7C

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B7C	#FFFFFF	#000000	##FFFFFF
##282B7C	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397F

Deuteranopia (green-blind)

#00327A

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #282b7c;
/* rgb */ color: rgb(40, 43, 124);
/* oklch */ color: oklch(34.2% 0.134 275.1);

Tailwind

colors: {
  custom: {
    50: '#6d64a3',
    500: '#282b7c',
    950: '#000000',
  },
}

SCSS

$custom: #282b7c;
$custom-light: #6d64a3;
$custom-dark: #000000;

JSON

{
  "hex": "#282b7c",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 124
  },
  "hsl": {
    "h": 237.857,
    "s": 51.22,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34192,
    "c": 0.13446,
    "h": 275.1
  },
  "luminance": 0.03634
}

Semantic roles & 50–950 ramp

primary

#282B7C

secondary

#ADAA52

accent

#D64DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #282B7C

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

Preview Lab → · Contrast checker → · Palette generator →