#042A2F#042A2F

#042A2F is a dark, muted teal. Relative luminance 0.019; OKLCH L 26.2% C 0.042 H 207.9°. Best body text is #FFFFFF at 15.25:1 contrast (WCAG AA passes).

Color values

HEX	#042A2F
RGB	rgb(4, 42, 47)
HSL	hsl(187, 84%, 10%)
HSV	hsv(187, 91%, 18%)
CMYK	cmyk(91.5%, 10.6%, 0%, 81.6%)
CIE-LAB	lab(14.88, -10.81, -7.03)
CIE-LCH	lch(14.88, 12.89, 213.02°)
OKLab	oklab(26.2% -0.0369 -0.0196)
OKLCH	oklch(26.2% 0.042 207.9)
XYZ	xyz(1.3909, 1.8868, 2.9797)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042A2F #2F0904

analogous

#042F1F #042A2F #04142F

triadic

#042A2F #2F042A #2A2F04

tetradic

#042A2F #1F042F #2F0904 #142F04

square

#042A2F #1F042F #2F0904 #142F04

split-complementary

#042A2F #2F0414 #2F1F04

monochromatic

#02191C #02191C #042A2F #095C67 #0E8FA0

Accessibility & contrast

On white

15.25

#042A2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#042A2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042A2F

15.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042A2F	#FFFFFF	#000000	##FFFFFF
##042A2F	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)

#25282F

Deuteranopia (green-blind)

#1F242F

Tritanopia (blue-blind)

#002C2B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042a2f;
/* rgb */ color: rgb(4, 42, 47);
/* oklch */ color: oklch(26.2% 0.042 207.9);

Tailwind

colors: {
  custom: {
    50: '#4c6367',
    500: '#042a2f',
    950: '#000000',
  },
}

SCSS

$custom: #042a2f;
$custom-light: #4c6367;
$custom-dark: #000000;

JSON

{
  "hex": "#042a2f",
  "rgb": {
    "r": 4,
    "g": 42,
    "b": 47
  },
  "hsl": {
    "h": 186.977,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.26203,
    "c": 0.04176,
    "h": 207.9
  },
  "luminance": 0.01887
}

Semantic roles & 50–950 ramp

primary

#042A2F

secondary

#72271D

accent

#452DFB

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#010506

muted

#77797A

Preview Lab

Preview with #042A2F

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

Preview Lab → · Contrast checker → · Palette generator →