#284D95#284D95

#284D95 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.4% C 0.126 H 262.1°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#284D95
RGB	rgb(40, 77, 149)
HSL	hsl(220, 58%, 37%)
HSV	hsv(220, 73%, 58%)
CMYK	cmyk(73.2%, 48.3%, 0%, 41.6%)
CIE-LAB	lab(33.83, 12.70, -43.48)
CIE-LCH	lch(33.83, 45.29, 286.28°)
OKLab	oklab(43.38% -0.0173 -0.1247)
OKLCH	oklch(43.38% 0.126 262.1)
XYZ	xyz(8.9518, 7.9278, 29.4864)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284D95 #957028

analogous

#288495 #284D95 #3A2895

triadic

#284D95 #95284D #4D9528

tetradic

#284D95 #952884 #957028 #28953A

square

#284D95 #952884 #957028 #28953A

split-complementary

#284D95 #953A28 #849528

monochromatic

#0E1B35 #1B3465 #284D95 #3566C5 #6289D5

Accessibility & contrast

On white

8.12

#284D95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#284D95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284D95

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284D95	#FFFFFF	#000000	##FFFFFF
##284D95	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265598

Deuteranopia (green-blind)

#0A4B94

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #284d95;
/* rgb */ color: rgb(40, 77, 149);
/* oklch */ color: oklch(43.4% 0.126 262.1);

Tailwind

colors: {
  custom: {
    50: '#717eb5',
    500: '#284d95',
    950: '#000000',
  },
}

SCSS

$custom: #284d95;
$custom-light: #717eb5;
$custom-dark: #000000;

JSON

{
  "hex": "#284d95",
  "rgb": {
    "r": 40,
    "g": 77,
    "b": 149
  },
  "hsl": {
    "h": 219.633,
    "s": 57.672,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43381,
    "c": 0.12588,
    "h": 262.1
  },
  "luminance": 0.07929
}

Semantic roles & 50–950 ramp

primary

#284D95

secondary

#BB9B5E

accent

#AD47E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #284D95

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

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