#0A2E4C#0A2E4C

#0A2E4C is a dark, moderate cyan. Relative luminance 0.025; OKLCH L 29.3% C 0.068 H 248.1°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#0A2E4C
RGB	rgb(10, 46, 76)
HSL	hsl(207, 77%, 17%)
HSV	hsv(207, 87%, 30%)
CMYK	cmyk(86.8%, 39.5%, 0%, 70.2%)
CIE-LAB	lab(18.10, -0.16, -22.08)
CIE-LCH	lch(18.10, 22.08, 269.58°)
OKLab	oklab(29.33% -0.0253 -0.0629)
OKLCH	oklch(29.33% 0.068 248.1)
XYZ	xyz(2.4062, 2.5400, 7.1995)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2E4C #4C280A

analogous

#0A4C49 #0A2E4C #0A0D4C

triadic

#0A2E4C #4C0A2E #2E4C0A

tetradic

#0A2E4C #490A4C #4C280A #0D4C0A

square

#0A2E4C #490A4C #4C280A #0D4C0A

split-complementary

#0A2E4C #4C0A0D #4C490A

monochromatic

#04101B #04101B #0A2E4C #114F82 #186FB8

Accessibility & contrast

On white

13.93

#0A2E4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#0A2E4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2E4C

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2E4C	#FFFFFF	#000000	##FFFFFF
##0A2E4C	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20304D

Deuteranopia (green-blind)

#16294B

Tritanopia (blue-blind)

#003539

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0a2e4c;
/* rgb */ color: rgb(10, 46, 76);
/* oklch */ color: oklch(29.3% 0.068 248.1);

Tailwind

colors: {
  custom: {
    50: '#55667e',
    500: '#0a2e4c',
    950: '#000000',
  },
}

SCSS

$custom: #0a2e4c;
$custom-light: #55667e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2e4c",
  "rgb": {
    "r": 10,
    "g": 46,
    "b": 76
  },
  "hsl": {
    "h": 207.273,
    "s": 76.744,
    "l": 16.863
  },
  "oklch": {
    "l": 0.29332,
    "c": 0.06778,
    "h": 248.1
  },
  "luminance": 0.0254
}

Semantic roles & 50–950 ramp

primary

#0A2E4C

secondary

#895529

accent

#8B35F3

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03050A

muted

#787A7C

Preview Lab

Preview with #0A2E4C

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

Preview Lab → · Contrast checker → · Palette generator →