#304283#304283

#304283 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 40.0% C 0.111 H 269.2°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#304283
RGB	rgb(48, 66, 131)
HSL	hsl(227, 46%, 35%)
HSV	hsv(227, 63%, 51%)
CMYK	cmyk(63.4%, 49.6%, 0%, 48.6%)
CIE-LAB	lab(29.82, 14.67, -38.85)
CIE-LCH	lch(29.82, 41.53, 290.69°)
OKLab	oklab(40.04% -0.0015 -0.1111)
OKLCH	oklch(40.04% 0.111 269.2)
XYZ	xyz(7.2625, 6.1629, 22.2752)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304283 #837130

analogous

#306B83 #304283 #473083

triadic

#304283 #833042 #428330

tetradic

#304283 #83306B #837130 #308347

square

#304283 #83306B #837130 #308347

split-complementary

#304283 #834730 #6B8330

monochromatic

#0F1529 #202B56 #304283 #4059B0 #667BC7

Accessibility & contrast

On white

9.41

#304283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#304283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304283

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304283	#FFFFFF	#000000	##FFFFFF
##304283	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214A85

Deuteranopia (green-blind)

#124382

Tritanopia (blue-blind)

#00515C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304283;
/* rgb */ color: rgb(48, 66, 131);
/* oklch */ color: oklch(40.0% 0.111 269.2);

Tailwind

colors: {
  custom: {
    50: '#7176a7',
    500: '#304283',
    950: '#000000',
  },
}

SCSS

$custom: #304283;
$custom-light: #7176a7;
$custom-dark: #000000;

JSON

{
  "hex": "#304283",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 131
  },
  "hsl": {
    "h": 226.988,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.40036,
    "c": 0.11108,
    "h": 269.2
  },
  "luminance": 0.06164
}

Semantic roles & 50–950 ramp

primary

#304283

secondary

#AE9D61

accent

#B952D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #304283

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

Preview Lab → · Contrast checker → · Palette generator →