#042A34#042A34

#042A34 is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.5% C 0.045 H 219.7°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#042A34
RGB	rgb(4, 42, 52)
HSL	hsl(193, 86%, 11%)
HSV	hsv(193, 92%, 20%)
CMYK	cmyk(92.3%, 19.2%, 0%, 79.6%)
CIE-LAB	lab(15.11, -8.76, -10.20)
CIE-LCH	lch(15.11, 13.44, 229.35°)
OKLab	oklab(26.47% -0.0343 -0.0286)
OKLCH	oklch(26.47% 0.045 219.7)
XYZ	xyz(1.4976, 1.9295, 3.5416)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042A34 #340E04

analogous

#043426 #042A34 #041234

triadic

#042A34 #34042A #2A3404

tetradic

#042A34 #260434 #340E04 #123404

square

#042A34 #260434 #340E04 #123404

split-complementary

#042A34 #340412 #342604

monochromatic

#02171C #02171C #042A34 #08586D #0D86A6

Accessibility & contrast

On white

15.15

#042A34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#042A34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042A34

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042A34	#FFFFFF	#000000	##FFFFFF
##042A34	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242935

Deuteranopia (green-blind)

#1D2434

Tritanopia (blue-blind)

#002D2D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #042a34;
/* rgb */ color: rgb(4, 42, 52);
/* oklch */ color: oklch(26.5% 0.045 219.7);

Tailwind

colors: {
  custom: {
    50: '#4d636b',
    500: '#042a34',
    950: '#000000',
  },
}

SCSS

$custom: #042a34;
$custom-light: #4d636b;
$custom-dark: #000000;

JSON

{
  "hex": "#042a34",
  "rgb": {
    "r": 4,
    "g": 42,
    "b": 52
  },
  "hsl": {
    "h": 192.5,
    "s": 85.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.26466,
    "c": 0.04466,
    "h": 219.7
  },
  "luminance": 0.0193
}

Semantic roles & 50–950 ramp

primary

#042A34

secondary

#76301E

accent

#572CFC

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020506

muted

#78797A

Preview Lab

Preview with #042A34

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

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