#304565#304565

#304565 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 38.8% C 0.061 H 258.6°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#304565
RGB	rgb(48, 69, 101)
HSL	hsl(216, 36%, 29%)
HSV	hsv(216, 52%, 40%)
CMYK	cmyk(52.5%, 31.7%, 0%, 60.4%)
CIE-LAB	lab(28.96, 1.85, -21.29)
CIE-LCH	lch(28.96, 21.37, 274.96°)
OKLab	oklab(38.8% -0.0121 -0.0597)
OKLCH	oklch(38.8% 0.061 258.6)
XYZ	xyz(5.6952, 5.8238, 13.1334)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304565 #655030

analogous

#306065 #304565 #363065

triadic

#304565 #653045 #456530

tetradic

#304565 #653060 #655030 #306536

square

#304565 #653060 #655030 #306536

split-complementary

#304565 #653630 #606530

monochromatic

#0A0E15 #1C293C #304565 #44618E #5D7FB2

Accessibility & contrast

On white

9.70

#304565 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#304565 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304565

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304565	#FFFFFF	#000000	##FFFFFF
##304565	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394766

Deuteranopia (green-blind)

#324264

Tritanopia (blue-blind)

#184C50

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #304565;
/* rgb */ color: rgb(48, 69, 101);
/* oklch */ color: oklch(38.8% 0.061 258.6);

Tailwind

colors: {
  custom: {
    50: '#6c7891',
    500: '#304565',
    950: '#000000',
  },
}

SCSS

$custom: #304565;
$custom-light: #6c7891;
$custom-dark: #000000;

JSON

{
  "hex": "#304565",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 101
  },
  "hsl": {
    "h": 216.226,
    "s": 35.57,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38802,
    "c": 0.06095,
    "h": 258.6
  },
  "luminance": 0.05824
}

Semantic roles & 50–950 ramp

primary

#304565

secondary

#967F5A

accent

#9F5CCC

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#07080C

muted

#7A7B7D

Preview Lab

Preview with #304565

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

Preview Lab → · Contrast checker → · Palette generator →