#0A2545#0A2545

#0A2545 is a dark, moderate cyan. Relative luminance 0.018; OKLCH L 26.4% C 0.068 H 254.8°. Best body text is #FFFFFF at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#0A2545
RGB	rgb(10, 37, 69)
HSL	hsl(213, 75%, 15%)
HSV	hsv(213, 86%, 27%)
CMYK	cmyk(85.5%, 46.4%, 0%, 72.9%)
CIE-LAB	lab(14.50, 3.30, -23.02)
CIE-LCH	lch(14.50, 23.26, 278.16°)
OKLab	oklab(26.37% -0.0179 -0.0658)
OKLCH	oklch(26.37% 0.068 254.8)
XYZ	xyz(1.8605, 1.8171, 5.8818)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2545 #452A0A

analogous

#0A4245 #0A2545 #0C0A45

triadic

#0A2545 #450A25 #25450A

tetradic

#0A2545 #450A42 #452A0A #0A450C

square

#0A2545 #450A42 #452A0A #0A450C

split-complementary

#0A2545 #450C0A #42450A

monochromatic

#040E1B #040E1B #0A2545 #12427A #195EB0

Accessibility & contrast

On white

15.40

#0A2545 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#0A2545 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2545

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2545	#FFFFFF	#000000	##FFFFFF
##0A2545	1.00	15.40	1.36	15.40
#FFFFFF	15.40	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152846

Deuteranopia (green-blind)

#0B2244

Tritanopia (blue-blind)

#002D31

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0a2545;
/* rgb */ color: rgb(10, 37, 69);
/* oklch */ color: oklch(26.4% 0.068 254.8);

Tailwind

colors: {
  custom: {
    50: '#535f79',
    500: '#0a2545',
    950: '#000000',
  },
}

SCSS

$custom: #0a2545;
$custom-light: #535f79;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2545",
  "rgb": {
    "r": 10,
    "g": 37,
    "b": 69
  },
  "hsl": {
    "h": 212.542,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26365,
    "c": 0.06821,
    "h": 254.8
  },
  "luminance": 0.01817
}

Semantic roles & 50–950 ramp

primary

#0A2545

secondary

#825929

accent

#9C36F1

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2545

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

Preview Lab → · Contrast checker → · Palette generator →