#042B1D#042B1D

#042B1D is a dark, muted teal. Relative luminance 0.018; OKLCH L 25.8% C 0.051 H 164.4°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#042B1D
RGB	rgb(4, 43, 29)
HSL	hsl(158, 83%, 9%)
HSV	hsv(158, 91%, 17%)
CMYK	cmyk(90.7%, 0%, 32.6%, 83.1%)
CIE-LAB	lab(14.64, -17.75, 5.33)
CIE-LCH	lch(14.64, 18.53, 163.29°)
OKLab	oklab(25.79% -0.0487 0.0136)
OKLCH	oklch(25.79% 0.051 164.4)
XYZ	xyz(1.1356, 1.8421, 1.4579)
Luminance	0.0184 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042B1D #2B0412

analogous

#042B0A #042B1D #04262B

triadic

#042B1D #1D042B #2B1D04

tetradic

#042B1D #0A042B #2B0412 #262B04

square

#042B1D #0A042B #2B0412 #262B04

split-complementary

#042B1D #2B0426 #2B0A04

monochromatic

#031C13 #031C13 #042B1D #096343 #0E9B69

Accessibility & contrast

On white

15.35

#042B1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#042B1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042B1D

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042B1D	#FFFFFF	#000000	##FFFFFF
##042B1D	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A271C

Deuteranopia (green-blind)

#25231E

Tritanopia (blue-blind)

#002B27

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042b1d;
/* rgb */ color: rgb(4, 43, 29);
/* oklch */ color: oklch(25.8% 0.051 164.4);

Tailwind

colors: {
  custom: {
    50: '#4b6458',
    500: '#042b1d',
    950: '#000000',
  },
}

SCSS

$custom: #042b1d;
$custom-light: #4b6458;
$custom-dark: #000000;

JSON

{
  "hex": "#042b1d",
  "rgb": {
    "r": 4,
    "g": 43,
    "b": 29
  },
  "hsl": {
    "h": 158.462,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.2579,
    "c": 0.05058,
    "h": 164.4
  },
  "luminance": 0.01842
}

Semantic roles & 50–950 ramp

primary

#042B1D

secondary

#6E1D3A

accent

#2E77F9

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#010503

muted

#777A78

Preview Lab

Preview with #042B1D

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

Preview Lab → · Contrast checker → · Palette generator →