#284F92#284F92

#284F92 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.6% C 0.119 H 260.5°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#284F92
RGB	rgb(40, 79, 146)
HSL	hsl(218, 57%, 36%)
HSV	hsv(218, 73%, 57%)
CMYK	cmyk(72.6%, 45.9%, 0%, 42.7%)
CIE-LAB	lab(34.23, 10.19, -41.02)
CIE-LCH	lch(34.23, 42.27, 283.96°)
OKLab	oklab(43.62% -0.0197 -0.1174)
OKLCH	oklch(43.62% 0.119 260.5)
XYZ	xyz(8.8575, 8.1175, 28.2886)
Luminance	0.0812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284F92 #926B28

analogous

#288492 #284F92 #362892

triadic

#284F92 #92284F #4F9228

tetradic

#284F92 #922884 #926B28 #289236

square

#284F92 #922884 #926B28 #289236

split-complementary

#284F92 #923628 #849228

monochromatic

#0E1B32 #1B3562 #284F92 #3569C2 #618BD4

Accessibility & contrast

On white

8.00

#284F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#284F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284F92

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284F92	#FFFFFF	#000000	##FFFFFF
##284F92	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5695

Deuteranopia (green-blind)

#194C91

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #284f92;
/* rgb */ color: rgb(40, 79, 146);
/* oklch */ color: oklch(43.6% 0.119 260.5);

Tailwind

colors: {
  custom: {
    50: '#707fb2',
    500: '#284f92',
    950: '#000000',
  },
}

SCSS

$custom: #284f92;
$custom-light: #707fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#284f92",
  "rgb": {
    "r": 40,
    "g": 79,
    "b": 146
  },
  "hsl": {
    "h": 217.925,
    "s": 56.989,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4362,
    "c": 0.11907,
    "h": 260.5
  },
  "luminance": 0.08118
}

Semantic roles & 50–950 ramp

primary

#284F92

secondary

#B9975D

accent

#A848E0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #284F92

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

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