#304671#304671

#304671 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.8% C 0.078 H 262.8°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#304671
RGB	rgb(48, 70, 113)
HSL	hsl(220, 40%, 32%)
HSV	hsv(220, 58%, 44%)
CMYK	cmyk(57.5%, 38.1%, 0%, 55.7%)
CIE-LAB	lab(29.91, 5.40, -27.42)
CIE-LCH	lch(29.91, 27.95, 281.13°)
OKLab	oklab(39.75% -0.0098 -0.0775)
OKLCH	oklch(39.75% 0.078 262.8)
XYZ	xyz(6.3887, 6.2005, 16.4797)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304671 #715B30

analogous

#306771 #304671 #3B3071

triadic

#304671 #713046 #467130

tetradic

#304671 #713067 #715B30 #30713B

square

#304671 #713067 #715B30 #30713B

split-complementary

#304671 #713B30 #677130

monochromatic

#0C111B #1E2B46 #304671 #42619C #607FBB

Accessibility & contrast

On white

9.37

#304671 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#304671 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304671

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304671	#FFFFFF	#000000	##FFFFFF
##304671	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354A73

Deuteranopia (green-blind)

#2D4470

Tritanopia (blue-blind)

#0A4F56

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304671;
/* rgb */ color: rgb(48, 70, 113);
/* oklch */ color: oklch(39.8% 0.078 262.8);

Tailwind

colors: {
  custom: {
    50: '#6e799a',
    500: '#304671',
    950: '#000000',
  },
}

SCSS

$custom: #304671;
$custom-light: #6e799a;
$custom-dark: #000000;

JSON

{
  "hex": "#304671",
  "rgb": {
    "r": 48,
    "g": 70,
    "b": 113
  },
  "hsl": {
    "h": 219.692,
    "s": 40.373,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3975,
    "c": 0.07816,
    "h": 262.8
  },
  "luminance": 0.06201
}

Semantic roles & 50–950 ramp

primary

#304671

secondary

#A28A5B

accent

#A758D0

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #304671

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

Preview Lab → · Contrast checker → · Palette generator →