#0A353E#0A353E

#0A353E is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.5% C 0.048 H 215.0°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#0A353E
RGB	rgb(10, 53, 62)
HSL	hsl(190, 72%, 14%)
HSV	hsv(190, 84%, 24%)
CMYK	cmyk(83.9%, 14.5%, 0%, 75.7%)
CIE-LAB	lab(19.88, -10.70, -9.80)
CIE-LCH	lch(19.88, 14.51, 222.48°)
OKLab	oklab(30.5% -0.039 -0.0273)
OKLCH	oklch(30.5% 0.048 215)
XYZ	xyz(2.2674, 2.9583, 5.0080)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A353E #3E130A

analogous

#0A3E2D #0A353E #0A1B3E

triadic

#0A353E #3E0A35 #353E0A

tetradic

#0A353E #2D0A3E #3E130A #1B3E0A

square

#0A353E #2D0A3E #3E130A #1B3E0A

split-complementary

#0A353E #3E0A1B #3E2D0A

monochromatic

#04171A #04171A #0A353E #136273 #1B8FA7

Accessibility & contrast

On white

13.19

#0A353E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0A353E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A353E

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A353E	#FFFFFF	#000000	##FFFFFF
##0A353E	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F333F

Deuteranopia (green-blind)

#282E3E

Tritanopia (blue-blind)

#003838

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a353e;
/* rgb */ color: rgb(10, 53, 62);
/* oklch */ color: oklch(30.5% 0.048 215.0);

Tailwind

colors: {
  custom: {
    50: '#536c73',
    500: '#0a353e',
    950: '#000000',
  },
}

SCSS

$custom: #0a353e;
$custom-light: #536c73;
$custom-dark: #000000;

JSON

{
  "hex": "#0a353e",
  "rgb": {
    "r": 10,
    "g": 53,
    "b": 62
  },
  "hsl": {
    "h": 190.385,
    "s": 72.222,
    "l": 14.118
  },
  "oklch": {
    "l": 0.30503,
    "c": 0.04766,
    "h": 215
  },
  "luminance": 0.02959
}

Semantic roles & 50–950 ramp

primary

#0A353E

secondary

#7B3728

accent

#5839EF

background

#F5F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #0A353E

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

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