#283152#283152

#283152 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.2% C 0.060 H 271.1°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#283152
RGB	rgb(40, 49, 82)
HSL	hsl(227, 34%, 24%)
HSV	hsv(227, 51%, 32%)
CMYK	cmyk(51.2%, 40.2%, 0%, 67.8%)
CIE-LAB	lab(21.04, 6.61, -21.36)
CIE-LCH	lch(21.04, 22.36, 287.20°)
OKLab	oklab(32.17% 0.0012 -0.0602)
OKLCH	oklch(32.17% 0.06 271.1)
XYZ	xyz(3.4959, 3.2567, 8.4254)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283152 #524928

analogous

#284652 #283152 #342852

triadic

#283152 #522831 #315228

tetradic

#283152 #522846 #524928 #285234

square

#283152 #522846 #524928 #285234

split-complementary

#283152 #523428 #465228

monochromatic

#0A0C15 #141829 #283152 #3C4A7B #5062A4

Accessibility & contrast

On white

12.72

#283152 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#283152 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283152

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283152	#FFFFFF	#000000	##FFFFFF
##283152	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253453

Deuteranopia (green-blind)

#213151

Tritanopia (blue-blind)

#18383D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #283152;
/* rgb */ color: rgb(40, 49, 82);
/* oklch */ color: oklch(32.2% 0.060 271.1);

Tailwind

colors: {
  custom: {
    50: '#656883',
    500: '#283152',
    950: '#000000',
  },
}

SCSS

$custom: #283152;
$custom-light: #656883;
$custom-dark: #000000;

JSON

{
  "hex": "#283152",
  "rgb": {
    "r": 40,
    "g": 49,
    "b": 82
  },
  "hsl": {
    "h": 227.143,
    "s": 34.426,
    "l": 23.922
  },
  "oklch": {
    "l": 0.32171,
    "c": 0.0602,
    "h": 271.1
  },
  "luminance": 0.03257
}

Semantic roles & 50–950 ramp

primary

#283152

secondary

#857A51

accent

#B35DCB

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #283152

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

Preview Lab → · Contrast checker → · Palette generator →