#0A3542#0A3542

#0A3542 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.7% C 0.051 H 222.7°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#0A3542
RGB	rgb(10, 53, 66)
HSL	hsl(194, 74%, 15%)
HSV	hsv(194, 85%, 26%)
CMYK	cmyk(84.8%, 19.7%, 0%, 74.1%)
CIE-LAB	lab(20.06, -9.12, -12.24)
CIE-LCH	lch(20.06, 15.27, 233.30°)
OKLab	oklab(30.71% -0.0371 -0.0343)
OKLCH	oklch(30.71% 0.051 222.7)
XYZ	xyz(2.3812, 3.0038, 5.6075)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3542 #42170A

analogous

#0A4233 #0A3542 #0A1942

triadic

#0A3542 #420A35 #35420A

tetradic

#0A3542 #330A42 #42170A #19420A

square

#0A3542 #330A42 #42170A #19420A

split-complementary

#0A3542 #420A19 #42330A

monochromatic

#04151B #04151B #0A3542 #126077 #1A8AAC

Accessibility & contrast

On white

13.12

#0A3542 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0A3542 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3542

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3542	#FFFFFF	#000000	##FFFFFF
##0A3542	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3443

Deuteranopia (green-blind)

#262E42

Tritanopia (blue-blind)

#003939

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a3542;
/* rgb */ color: rgb(10, 53, 66);
/* oklch */ color: oklch(30.7% 0.051 222.7);

Tailwind

colors: {
  custom: {
    50: '#536c76',
    500: '#0a3542',
    950: '#000000',
  },
}

SCSS

$custom: #0a3542;
$custom-light: #536c76;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3542",
  "rgb": {
    "r": 10,
    "g": 53,
    "b": 66
  },
  "hsl": {
    "h": 193.929,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.30711,
    "c": 0.05053,
    "h": 222.7
  },
  "luminance": 0.03004
}

Semantic roles & 50–950 ramp

primary

#0A3542

secondary

#7F3D29

accent

#6237F0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0A3542

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

Preview Lab → · Contrast checker → · Palette generator →