#0A3045#0A3045

#0A3045 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.4% C 0.056 H 237.8°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#0A3045
RGB	rgb(10, 48, 69)
HSL	hsl(201, 75%, 15%)
HSV	hsv(201, 86%, 27%)
CMYK	cmyk(85.5%, 30.4%, 0%, 72.9%)
CIE-LAB	lab(18.40, -4.58, -16.86)
CIE-LCH	lch(18.40, 17.47, 254.79°)
OKLab	oklab(29.44% -0.03 -0.0476)
OKLCH	oklch(29.44% 0.056 237.8)
XYZ	xyz(2.2559, 2.6078, 6.0135)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3045 #451F0A

analogous

#0A453C #0A3045 #0A1245

triadic

#0A3045 #450A30 #30450A

tetradic

#0A3045 #3C0A45 #451F0A #12450A

square

#0A3045 #3C0A45 #451F0A #12450A

split-complementary

#0A3045 #450A12 #453C0A

monochromatic

#04131B #04131B #0A3045 #12557A #197AB0

Accessibility & contrast

On white

13.80

#0A3045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0A3045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3045

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3045	#FFFFFF	#000000	##FFFFFF
##0A3045	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263046

Deuteranopia (green-blind)

#1E2A45

Tritanopia (blue-blind)

#003537

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0a3045;
/* rgb */ color: rgb(10, 48, 69);
/* oklch */ color: oklch(29.4% 0.056 237.8);

Tailwind

colors: {
  custom: {
    50: '#546878',
    500: '#0a3045',
    950: '#000000',
  },
}

SCSS

$custom: #0a3045;
$custom-light: #546878;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3045",
  "rgb": {
    "r": 10,
    "g": 48,
    "b": 69
  },
  "hsl": {
    "h": 201.356,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.29436,
    "c": 0.05628,
    "h": 237.8
  },
  "luminance": 0.02608
}

Semantic roles & 50–950 ramp

primary

#0A3045

secondary

#824929

accent

#7936F1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A3045

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

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