#0A2F42#0A2F42

#0A2F42 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.053 H 235.7°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#0A2F42
RGB	rgb(10, 47, 66)
HSL	hsl(200, 74%, 15%)
HSV	hsv(200, 85%, 26%)
CMYK	cmyk(84.8%, 28.8%, 0%, 74.1%)
CIE-LAB	lab(17.88, -5.17, -15.62)
CIE-LCH	lch(17.88, 16.46, 251.69°)
OKLab	oklab(28.97% -0.0301 -0.044)
OKLCH	oklch(28.97% 0.053 235.7)
XYZ	xyz(2.1247, 2.4907, 5.5220)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2F42 #421D0A

analogous

#0A4239 #0A2F42 #0A1342

triadic

#0A2F42 #420A2F #2F420A

tetradic

#0A2F42 #390A42 #421D0A #13420A

square

#0A2F42 #390A42 #421D0A #13420A

split-complementary

#0A2F42 #420A13 #42390A

monochromatic

#04131B #04131B #0A2F42 #125577 #1A7BAC

Accessibility & contrast

On white

14.02

#0A2F42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#0A2F42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2F42

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2F42	#FFFFFF	#000000	##FFFFFF
##0A2F42	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262F43

Deuteranopia (green-blind)

#1E2942

Tritanopia (blue-blind)

#003435

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0a2f42;
/* rgb */ color: rgb(10, 47, 66);
/* oklch */ color: oklch(29.0% 0.053 235.7);

Tailwind

colors: {
  custom: {
    50: '#536776',
    500: '#0a2f42',
    950: '#000000',
  },
}

SCSS

$custom: #0a2f42;
$custom-light: #536776;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2f42",
  "rgb": {
    "r": 10,
    "g": 47,
    "b": 66
  },
  "hsl": {
    "h": 200.357,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.28967,
    "c": 0.05335,
    "h": 235.7
  },
  "luminance": 0.02491
}

Semantic roles & 50–950 ramp

primary

#0A2F42

secondary

#7F4629

accent

#7637F0

background

#F5F6F7

surface

#E8EBED

border

#C4C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0A2F42

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

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