#284375#284375

#284375 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 38.8% C 0.091 H 261.7°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#284375
RGB	rgb(40, 67, 117)
HSL	hsl(219, 49%, 31%)
HSV	hsv(219, 66%, 46%)
CMYK	cmyk(65.8%, 42.7%, 0%, 54.1%)
CIE-LAB	lab(28.77, 7.12, -31.79)
CIE-LCH	lch(28.77, 32.57, 282.63°)
OKLab	oklab(38.82% -0.0132 -0.0905)
OKLCH	oklch(38.82% 0.091 261.7)
XYZ	xyz(6.0920, 5.7492, 17.6148)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284375 #755A28

analogous

#286975 #284375 #332875

triadic

#284375 #752843 #437528

tetradic

#284375 #752869 #755A28 #287533

square

#284375 #752869 #755A28 #287533

split-complementary

#284375 #753328 #697528

monochromatic

#090F1A #182947 #284375 #385DA3 #537BC4

Accessibility & contrast

On white

9.77

#284375 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#284375 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284375

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284375	#FFFFFF	#000000	##FFFFFF
##284375	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4877

Deuteranopia (green-blind)

#214174

Tritanopia (blue-blind)

#004E56

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #284375;
/* rgb */ color: rgb(40, 67, 117);
/* oklch */ color: oklch(38.8% 0.091 261.7);

Tailwind

colors: {
  custom: {
    50: '#6a769d',
    500: '#284375',
    950: '#000000',
  },
}

SCSS

$custom: #284375;
$custom-light: #6a769d;
$custom-dark: #000000;

JSON

{
  "hex": "#284375",
  "rgb": {
    "r": 40,
    "g": 67,
    "b": 117
  },
  "hsl": {
    "h": 218.961,
    "s": 49.045,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3882,
    "c": 0.09145,
    "h": 261.7
  },
  "luminance": 0.0575
}

Semantic roles & 50–950 ramp

primary

#284375

secondary

#A78952

accent

#A84FD9

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #284375

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

Preview Lab → · Contrast checker → · Palette generator →