#304883#304883

#304883 is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.4% C 0.103 H 265.5°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#304883
RGB	rgb(48, 72, 131)
HSL	hsl(223, 46%, 35%)
HSV	hsv(223, 63%, 51%)
CMYK	cmyk(63.4%, 45%, 0%, 48.6%)
CIE-LAB	lab(31.58, 10.62, -36.03)
CIE-LCH	lch(31.58, 37.56, 286.42°)
OKLab	oklab(41.38% -0.0081 -0.1027)
OKLCH	oklch(41.38% 0.103 265.5)
XYZ	xyz(7.6316, 6.9011, 22.3982)
Luminance	0.0690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304883 #836B30

analogous

#307183 #304883 #423083

triadic

#304883 #833048 #488330

tetradic

#304883 #833071 #836B30 #308342

square

#304883 #833071 #836B30 #308342

split-complementary

#304883 #834230 #718330

monochromatic

#0F1729 #202F56 #304883 #4061B0 #6682C7

Accessibility & contrast

On white

8.82

#304883 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#304883 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304883

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304883	#FFFFFF	#000000	##FFFFFF
##304883	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4E85

Deuteranopia (green-blind)

#214782

Tritanopia (blue-blind)

#00555F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #304883;
/* rgb */ color: rgb(48, 72, 131);
/* oklch */ color: oklch(41.4% 0.103 265.5);

Tailwind

colors: {
  custom: {
    50: '#717aa7',
    500: '#304883',
    950: '#000000',
  },
}

SCSS

$custom: #304883;
$custom-light: #717aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#304883",
  "rgb": {
    "r": 48,
    "g": 72,
    "b": 131
  },
  "hsl": {
    "h": 222.651,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41383,
    "c": 0.10303,
    "h": 265.5
  },
  "luminance": 0.06902
}

Semantic roles & 50–950 ramp

primary

#304883

secondary

#AE9861

accent

#B052D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #304883

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

Preview Lab → · Contrast checker → · Palette generator →