#0B2A4E#0B2A4E

#0B2A4E is a dark, moderate cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.075 H 254.6°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#0B2A4E
RGB	rgb(11, 42, 78)
HSL	hsl(212, 75%, 17%)
HSV	hsv(212, 86%, 31%)
CMYK	cmyk(85.9%, 46.2%, 0%, 69.4%)
CIE-LAB	lab(16.88, 3.75, -25.38)
CIE-LCH	lch(16.88, 25.66, 278.41°)
OKLab	oklab(28.43% -0.02 -0.0726)
OKLCH	oklch(28.43% 0.075 254.6)
XYZ	xyz(2.3406, 2.2769, 7.5224)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2A4E #4E2F0B

analogous

#0B4B4E #0B2A4E #0E0B4E

triadic

#0B2A4E #4E0B2A #2A4E0B

tetradic

#0B2A4E #4E0B4B #4E2F0B #0B4E0E

square

#0B2A4E #4E0B4B #4E2F0B #0B4E0E

split-complementary

#0B2A4E #4E0E0B #4B4E0B

monochromatic

#040E1B #040E1B #0B2A4E #134784 #1A64B9

Accessibility & contrast

On white

14.43

#0B2A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#0B2A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2A4E

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2A4E	#FFFFFF	#000000	##FFFFFF
##0B2A4E	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182D4F

Deuteranopia (green-blind)

#0C274D

Tritanopia (blue-blind)

#003338

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b2a4e;
/* rgb */ color: rgb(11, 42, 78);
/* oklch */ color: oklch(28.4% 0.075 254.6);

Tailwind

colors: {
  custom: {
    50: '#566380',
    500: '#0b2a4e',
    950: '#000000',
  },
}

SCSS

$custom: #0b2a4e;
$custom-light: #566380;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2a4e",
  "rgb": {
    "r": 11,
    "g": 42,
    "b": 78
  },
  "hsl": {
    "h": 212.239,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28429,
    "c": 0.07532,
    "h": 254.6
  },
  "luminance": 0.02277
}

Semantic roles & 50–950 ramp

primary

#0B2A4E

secondary

#8A5E2B

accent

#9B36F2

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#03050A

muted

#78797C

Preview Lab

Preview with #0B2A4E

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

Preview Lab → · Contrast checker → · Palette generator →