#304451#304451

#304451 is a dark, muted cyan. Relative luminance 0.054; OKLCH L 37.5% C 0.034 H 237.3°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#304451
RGB	rgb(48, 68, 81)
HSL	hsl(204, 26%, 25%)
HSV	hsv(204, 41%, 32%)
CMYK	cmyk(40.7%, 16%, 0%, 68.2%)
CIE-LAB	lab(27.73, -4.04, -10.30)
CIE-LCH	lch(27.73, 11.07, 248.60°)
OKLab	oklab(37.53% -0.0182 -0.0284)
OKLCH	oklch(37.53% 0.034 237.3)
XYZ	xyz(4.7708, 5.3564, 8.5655)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304451 #513D30

analogous

#30514D #304451 #303451

triadic

#304451 #513044 #445130

tetradic

#304451 #4D3051 #513D30 #345130

square

#304451 #4D3051 #513D30 #345130

split-complementary

#304451 #513034 #514D30

monochromatic

#0B1013 #19242B #304451 #476477 #5E859E

Accessibility & contrast

On white

10.14

#304451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#304451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304451

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304451	#FFFFFF	#000000	##FFFFFF
##304451	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4452

Deuteranopia (green-blind)

#3A4051

Tritanopia (blue-blind)

#244748

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #304451;
/* rgb */ color: rgb(48, 68, 81);
/* oklch */ color: oklch(37.5% 0.034 237.3);

Tailwind

colors: {
  custom: {
    50: '#6a7781',
    500: '#304451',
    950: '#000000',
  },
}

SCSS

$custom: #304451;
$custom-light: #6a7781;
$custom-dark: #000000;

JSON

{
  "hex": "#304451",
  "rgb": {
    "r": 48,
    "g": 68,
    "b": 81
  },
  "hsl": {
    "h": 203.636,
    "s": 25.581,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37529,
    "c": 0.0337,
    "h": 237.3
  },
  "luminance": 0.05357
}

Semantic roles & 50–950 ramp

primary

#304451

secondary

#826A5B

accent

#8A66C2

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #304451

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

Preview Lab → · Contrast checker → · Palette generator →