#0A263B#0A263B

#0A263B is a dark, muted cyan. Relative luminance 0.018; OKLCH L 25.9% C 0.052 H 244.6°. Best body text is #FFFFFF at 15.52:1 contrast (WCAG AA passes).

Color values

HEX	#0A263B
RGB	rgb(10, 38, 59)
HSL	hsl(206, 71%, 14%)
HSV	hsv(206, 83%, 23%)
CMYK	cmyk(83.1%, 35.6%, 0%, 76.9%)
CIE-LAB	lab(14.21, -1.87, -16.51)
CIE-LCH	lch(14.21, 16.62, 263.53°)
OKLab	oklab(25.93% -0.0222 -0.0467)
OKLCH	oklch(25.93% 0.052 244.6)
XYZ	xyz(1.6074, 1.7663, 4.3930)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A263B #3B1F0A

analogous

#0A3B37 #0A263B #0A0D3B

triadic

#0A263B #3B0A26 #263B0A

tetradic

#0A263B #370A3B #3B1F0A #0D3B0A

square

#0A263B #370A3B #3B1F0A #0D3B0A

split-complementary

#0A263B #3B0A0D #3B370A

monochromatic

#04111A #04111A #0A263B #13486F #1C69A4

Accessibility & contrast

On white

15.52

#0A263B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0A263B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A263B

15.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A263B	#FFFFFF	#000000	##FFFFFF
##0A263B	1.00	15.52	1.35	15.52
#FFFFFF	15.52	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C273C

Deuteranopia (green-blind)

#16223B

Tritanopia (blue-blind)

#002B2D

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0a263b;
/* rgb */ color: rgb(10, 38, 59);
/* oklch */ color: oklch(25.9% 0.052 244.6);

Tailwind

colors: {
  custom: {
    50: '#516071',
    500: '#0a263b',
    950: '#000000',
  },
}

SCSS

$custom: #0a263b;
$custom-light: #516071;
$custom-dark: #000000;

JSON

{
  "hex": "#0a263b",
  "rgb": {
    "r": 10,
    "g": 38,
    "b": 59
  },
  "hsl": {
    "h": 205.714,
    "s": 71.014,
    "l": 13.529
  },
  "oklch": {
    "l": 0.25931,
    "c": 0.05175,
    "h": 244.6
  },
  "luminance": 0.01767
}

Semantic roles & 50–950 ramp

primary

#0A263B

secondary

#784B28

accent

#873AEE

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0A263B

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

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