#284F4E#284F4E

#284F4E is a dark, muted teal. Relative luminance 0.066; OKLCH L 39.9% C 0.044 H 193.3°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#284F4E
RGB	rgb(40, 79, 78)
HSL	hsl(178, 33%, 23%)
HSV	hsv(178, 49%, 31%)
CMYK	cmyk(49.4%, 0%, 1.3%, 69%)
CIE-LAB	lab(30.86, -14.07, -3.71)
CIE-LCH	lch(30.86, 14.55, 194.77°)
OKLab	oklab(39.87% -0.0432 -0.0102)
OKLCH	oklch(39.87% 0.044 193.3)
XYZ	xyz(5.0457, 6.5927, 8.2129)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284F4E #4F2829

analogous

#284F3A #284F4E #283C4F

triadic

#284F4E #4E284F #4F4E28

tetradic

#284F4E #3A284F #4F2829 #3C4F28

square

#284F4E #3A284F #4F2829 #3C4F28

split-complementary

#284F4E #4F283C #4F3A28

monochromatic

#0A1414 #132626 #284F4E #3D7876 #51A09E

Accessibility & contrast

On white

9.06

#284F4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#284F4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284F4E

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284F4E	#FFFFFF	#000000	##FFFFFF
##284F4E	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4C4E

Deuteranopia (green-blind)

#44474E

Tritanopia (blue-blind)

#14514F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #284f4e;
/* rgb */ color: rgb(40, 79, 78);
/* oklch */ color: oklch(39.9% 0.044 193.3);

Tailwind

colors: {
  custom: {
    50: '#65807f',
    500: '#284f4e',
    950: '#000000',
  },
}

SCSS

$custom: #284f4e;
$custom-light: #65807f;
$custom-dark: #000000;

JSON

{
  "hex": "#284f4e",
  "rgb": {
    "r": 40,
    "g": 79,
    "b": 78
  },
  "hsl": {
    "h": 178.462,
    "s": 32.773,
    "l": 23.333
  },
  "oklch": {
    "l": 0.39871,
    "c": 0.0444,
    "h": 193.3
  },
  "luminance": 0.06593
}

Semantic roles & 50–950 ramp

primary

#284F4E

secondary

#825152

accent

#5F62C9

background

#F6F7F7

surface

#EBEEEE

border

#C6C9C9

text

#060A0A

muted

#7A7C7C

Preview Lab

Preview with #284F4E

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

Preview Lab → · Contrast checker → · Palette generator →