#282B53#282B53

#282B53 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.071 H 278.1°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#282B53
RGB	rgb(40, 43, 83)
HSL	hsl(236, 35%, 24%)
HSV	hsv(236, 52%, 33%)
CMYK	cmyk(51.8%, 48.2%, 0%, 67.5%)
CIE-LAB	lab(19.24, 11.22, -24.89)
CIE-LCH	lch(19.24, 27.30, 294.28°)
OKLab	oklab(30.81% 0.01 -0.0705)
OKLCH	oklch(30.81% 0.071 278.1)
XYZ	xyz(3.2998, 2.8032, 8.5491)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B53 #535028

analogous

#284153 #282B53 #3B2853

triadic

#282B53 #53282B #2B5328

tetradic

#282B53 #532841 #535028 #28533B

square

#282B53 #532841 #535028 #28533B

split-complementary

#282B53 #533B28 #415328

monochromatic

#0A0B15 #14162A #282B53 #3C407C #5056A6

Accessibility & contrast

On white

13.46

#282B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#282B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B53

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B53	#FFFFFF	#000000	##FFFFFF
##282B53	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3055

Deuteranopia (green-blind)

#182D52

Tritanopia (blue-blind)

#18333B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #282b53;
/* rgb */ color: rgb(40, 43, 83);
/* oklch */ color: oklch(30.8% 0.071 278.1);

Tailwind

colors: {
  custom: {
    50: '#656483',
    500: '#282b53',
    950: '#000000',
  },
}

SCSS

$custom: #282b53;
$custom-light: #656483;
$custom-dark: #000000;

JSON

{
  "hex": "#282b53",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 83
  },
  "hsl": {
    "h": 235.814,
    "s": 34.959,
    "l": 24.118
  },
  "oklch": {
    "l": 0.30807,
    "c": 0.07125,
    "h": 278.1
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#282B53

secondary

#868251

accent

#C35DCB

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#06050A

muted

#7A797C

Preview Lab

Preview with #282B53

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

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