#304040#304040

#304040 is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.8% C 0.021 H 196.3°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#304040
RGB	rgb(48, 64, 64)
HSL	hsl(180, 14%, 22%)
HSV	hsv(180, 25%, 25%)
CMYK	cmyk(25%, 0%, 0%, 74.9%)
CIE-LAB	lab(25.76, -6.40, -2.11)
CIE-LCH	lch(25.76, 6.74, 198.27°)
OKLab	oklab(35.76% -0.0198 -0.0058)
OKLCH	oklch(35.76% 0.021 196.3)
XYZ	xyz(3.9775, 4.6652, 5.5404)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304040 #403030

analogous

#304038 #304040 #303840

triadic

#304040 #403040 #404030

tetradic

#304040 #383040 #403030 #384030

square

#304040 #383040 #403030 #384030

split-complementary

#304040 #403038 #403830

monochromatic

#0D1111 #161D1D #304040 #4A6363 #648686

Accessibility & contrast

On white

10.86

#304040 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#304040 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304040

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304040	#FFFFFF	#000000	##FFFFFF
##304040	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E40

Deuteranopia (green-blind)

#3B3C40

Tritanopia (blue-blind)

#2B4140

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #304040;
/* rgb */ color: rgb(48, 64, 64);
/* oklch */ color: oklch(35.8% 0.021 196.3);

Tailwind

colors: {
  custom: {
    50: '#687474',
    500: '#304040',
    950: '#000000',
  },
}

SCSS

$custom: #304040;
$custom-light: #687474;
$custom-dark: #000000;

JSON

{
  "hex": "#304040",
  "rgb": {
    "r": 48,
    "g": 64,
    "b": 64
  },
  "hsl": {
    "h": 180,
    "s": 14.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.35757,
    "c": 0.02063,
    "h": 196.3
  },
  "luminance": 0.04665
}

Semantic roles & 50–950 ramp

primary

#304040

secondary

#705C5C

accent

#7171B7

background

#F6F7F7

surface

#EBEDED

border

#C6C8C8

text

#060808

muted

#7A7B7B

Preview Lab

Preview with #304040

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

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