#304C40#304C40

#304C40 is a dark, muted teal. Relative luminance 0.062; OKLCH L 39.0% C 0.040 H 165.7°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#304C40
RGB	rgb(48, 76, 64)
HSL	hsl(154, 23%, 24%)
HSV	hsv(154, 37%, 30%)
CMYK	cmyk(36.8%, 0%, 15.8%, 70.2%)
CIE-LAB	lab(29.83, -13.65, 3.81)
CIE-LCH	lch(29.83, 14.17, 164.42°)
OKLab	oklab(39.01% -0.0385 0.0098)
OKLCH	oklch(39.01% 0.04 165.7)
XYZ	xyz(4.7285, 6.1672, 5.7907)
Luminance	0.0617 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304C40 #4C303C

analogous

#304C32 #304C40 #304A4C

triadic

#304C40 #40304C #4C4030

tetradic

#304C40 #32304C #4C303C #4A4C30

square

#304C40 #32304C #4C303C #4A4C30

split-complementary

#304C40 #4C304A #4C3230

monochromatic

#0C1310 #182620 #304C40 #487260 #5F977F

Accessibility & contrast

On white

9.40

#304C40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#304C40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304C40

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304C40	#FFFFFF	#000000	##FFFFFF
##304C40	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B483F

Deuteranopia (green-blind)

#464541

Tritanopia (blue-blind)

#294C48

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304c40;
/* rgb */ color: rgb(48, 76, 64);
/* oklch */ color: oklch(39.0% 0.040 165.7);

Tailwind

colors: {
  custom: {
    50: '#697e74',
    500: '#304c40',
    950: '#000000',
  },
}

SCSS

$custom: #304c40;
$custom-light: #697e74;
$custom-dark: #000000;

JSON

{
  "hex": "#304c40",
  "rgb": {
    "r": 48,
    "g": 76,
    "b": 64
  },
  "hsl": {
    "h": 154.286,
    "s": 22.581,
    "l": 24.314
  },
  "oklch": {
    "l": 0.39014,
    "c": 0.03971,
    "h": 165.7
  },
  "luminance": 0.06167
}

Semantic roles & 50–950 ramp

primary

#304C40

secondary

#7D5B69

accent

#698EBF

background

#F6F7F7

surface

#EBEEED

border

#C6C9C8

text

#060A08

muted

#7A7C7B

Preview Lab

Preview with #304C40

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

Preview Lab → · Contrast checker → · Palette generator →