#283D41#283D41

#283D41 is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.4% C 0.027 H 210.7°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#283D41
RGB	rgb(40, 61, 65)
HSL	hsl(190, 24%, 21%)
HSV	hsv(190, 38%, 25%)
CMYK	cmyk(38.5%, 6.2%, 0%, 74.5%)
CIE-LAB	lab(24.23, -7.08, -5.11)
CIE-LCH	lch(24.23, 8.73, 215.84°)
OKLab	oklab(34.41% -0.0236 -0.014)
OKLCH	oklch(34.41% 0.027 210.7)
XYZ	xyz(3.4976, 4.1701, 5.6206)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D41 #412C28

analogous

#284138 #283D41 #283041

triadic

#283D41 #41283D #3D4128

tetradic

#283D41 #382841 #412C28 #304128

square

#283D41 #382841 #412C28 #304128

split-complementary

#283D41 #412830 #413828

monochromatic

#0C1213 #11191B #283D41 #3F6167 #57848D

Accessibility & contrast

On white

11.45

#283D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#283D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D41

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D41	#FFFFFF	#000000	##FFFFFF
##283D41	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B41

Deuteranopia (green-blind)

#353841

Tritanopia (blue-blind)

#1F3F3E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #283d41;
/* rgb */ color: rgb(40, 61, 65);
/* oklch */ color: oklch(34.4% 0.027 210.7);

Tailwind

colors: {
  custom: {
    50: '#637275',
    500: '#283d41',
    950: '#000000',
  },
}

SCSS

$custom: #283d41;
$custom-light: #637275;
$custom-dark: #000000;

JSON

{
  "hex": "#283d41",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 65
  },
  "hsl": {
    "h": 189.6,
    "s": 23.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.34405,
    "c": 0.02739,
    "h": 210.7
  },
  "luminance": 0.0417
}

Semantic roles & 50–950 ramp

primary

#283D41

secondary

#735752

accent

#7668C0

background

#F5F6F7

surface

#EAECED

border

#C6C7C8

text

#050808

muted

#797B7B

Preview Lab

Preview with #283D41

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

Preview Lab → · Contrast checker → · Palette generator →