#042B25#042B25

#042B25 is a dark, muted teal. Relative luminance 0.019; OKLCH L 26.1% C 0.044 H 180.1°. Best body text is #FFFFFF at 15.25:1 contrast (WCAG AA passes).

Color values

HEX	#042B25
RGB	rgb(4, 43, 37)
HSL	hsl(171, 83%, 9%)
HSV	hsv(171, 91%, 17%)
CMYK	cmyk(90.7%, 0%, 14%, 83.1%)
CIE-LAB	lab(14.88, -15.17, 0.05)
CIE-LCH	lch(14.88, 15.17, 179.80°)
OKLab	oklab(26.07% -0.0438 -0.0001)
OKLCH	oklch(26.07% 0.044 180.1)
XYZ	xyz(1.2477, 1.8870, 2.0484)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042B25 #2B040A

analogous

#042B12 #042B25 #041E2B

triadic

#042B25 #25042B #2B2504

tetradic

#042B25 #12042B #2B040A #1E2B04

square

#042B25 #12042B #2B040A #1E2B04

split-complementary

#042B25 #2B041E #2B1204

monochromatic

#031C18 #031C18 #042B25 #096355 #0E9B85

Accessibility & contrast

On white

15.25

#042B25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#042B25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042B25

15.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042B25	#FFFFFF	#000000	##FFFFFF
##042B25	1.00	15.25	1.38	15.25
#FFFFFF	15.25	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292825

Deuteranopia (green-blind)

#232426

Tritanopia (blue-blind)

#002C29

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042b25;
/* rgb */ color: rgb(4, 43, 37);
/* oklch */ color: oklch(26.1% 0.044 180.1);

Tailwind

colors: {
  custom: {
    50: '#4b645f',
    500: '#042b25',
    950: '#000000',
  },
}

SCSS

$custom: #042b25;
$custom-light: #4b645f;
$custom-dark: #000000;

JSON

{
  "hex": "#042b25",
  "rgb": {
    "r": 4,
    "g": 43,
    "b": 37
  },
  "hsl": {
    "h": 170.769,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.26074,
    "c": 0.04384,
    "h": 180.1
  },
  "luminance": 0.01887
}

Semantic roles & 50–950 ramp

primary

#042B25

secondary

#6E1D29

accent

#2E4EF9

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#010504

muted

#777A79

Preview Lab

Preview with #042B25

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

Preview Lab → · Contrast checker → · Palette generator →