#042A30#042A30

#042A30 is a dark, muted teal. Relative luminance 0.019; OKLCH L 26.3% C 0.042 H 210.4°. Best body text is #FFFFFF at 15.23:1 contrast (WCAG AA passes).

Color values

HEX	#042A30
RGB	rgb(4, 42, 48)
HSL	hsl(188, 85%, 10%)
HSV	hsv(188, 92%, 19%)
CMYK	cmyk(91.7%, 12.5%, 0%, 81.2%)
CIE-LAB	lab(14.93, -10.41, -7.66)
CIE-LCH	lch(14.93, 12.93, 216.37°)
OKLab	oklab(26.25% -0.0364 -0.0214)
OKLCH	oklch(26.25% 0.042 210.4)
XYZ	xyz(1.4113, 1.8950, 3.0871)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042A30 #300A04

analogous

#043020 #042A30 #041430

triadic

#042A30 #30042A #2A3004

tetradic

#042A30 #200430 #300A04 #143004

square

#042A30 #200430 #300A04 #143004

split-complementary

#042A30 #300414 #302004

monochromatic

#02191C #02191C #042A30 #095B68 #0D8DA1

Accessibility & contrast

On white

15.23

#042A30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#042A30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042A30

15.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042A30	#FFFFFF	#000000	##FFFFFF
##042A30	1.00	15.23	1.38	15.23
#FFFFFF	15.23	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252830

Deuteranopia (green-blind)

#1F2430

Tritanopia (blue-blind)

#002D2C

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #042a30;
/* rgb */ color: rgb(4, 42, 48);
/* oklch */ color: oklch(26.3% 0.042 210.4);

Tailwind

colors: {
  custom: {
    50: '#4d6368',
    500: '#042a30',
    950: '#000000',
  },
}

SCSS

$custom: #042a30;
$custom-light: #4d6368;
$custom-dark: #000000;

JSON

{
  "hex": "#042a30",
  "rgb": {
    "r": 4,
    "g": 42,
    "b": 48
  },
  "hsl": {
    "h": 188.182,
    "s": 84.615,
    "l": 10.196
  },
  "oklch": {
    "l": 0.26253,
    "c": 0.04218,
    "h": 210.4
  },
  "luminance": 0.01895
}

Semantic roles & 50–950 ramp

primary

#042A30

secondary

#72291D

accent

#492DFB

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#010506

muted

#77797A

Preview Lab

Preview with #042A30

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

Preview Lab → · Contrast checker → · Palette generator →