#284179#284179

#284179 is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.6% C 0.100 H 264.2°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#284179
RGB	rgb(40, 65, 121)
HSL	hsl(221, 50%, 32%)
HSV	hsv(221, 67%, 47%)
CMYK	cmyk(66.9%, 46.3%, 0%, 52.5%)
CIE-LAB	lab(28.41, 10.02, -34.88)
CIE-LCH	lch(28.41, 36.29, 286.02°)
OKLab	oklab(38.62% -0.0102 -0.0996)
OKLCH	oklch(38.62% 0.1 264.2)
XYZ	xyz(6.2154, 5.6116, 18.8411)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284179 #796028

analogous

#286A79 #284179 #372879

triadic

#284179 #792841 #417928

tetradic

#284179 #79286A #796028 #287937

square

#284179 #79286A #796028 #287937

split-complementary

#284179 #793728 #6A7928

monochromatic

#0A101D #19284B #284179 #375AA7 #5578C7

Accessibility & contrast

On white

9.89

#284179 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#284179 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284179

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284179	#FFFFFF	#000000	##FFFFFF
##284179	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26477B

Deuteranopia (green-blind)

#194078

Tritanopia (blue-blind)

#004E57

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #284179;
/* rgb */ color: rgb(40, 65, 121);
/* oklch */ color: oklch(38.6% 0.100 264.2);

Tailwind

colors: {
  custom: {
    50: '#6b75a0',
    500: '#284179',
    950: '#000000',
  },
}

SCSS

$custom: #284179;
$custom-light: #6b75a0;
$custom-dark: #000000;

JSON

{
  "hex": "#284179",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 121
  },
  "hsl": {
    "h": 221.481,
    "s": 50.311,
    "l": 31.569
  },
  "oklch": {
    "l": 0.38624,
    "c": 0.10012,
    "h": 264.2
  },
  "luminance": 0.05612
}

Semantic roles & 50–950 ramp

primary

#284179

secondary

#AB8F52

accent

#AF4EDA

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080F

muted

#7A7B7E

Preview Lab

Preview with #284179

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

Preview Lab → · Contrast checker → · Palette generator →