#0F2859#0F2859

#0F2859 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 29.0% C 0.094 H 262.0°. Best body text is #FFFFFF at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#0F2859
RGB	rgb(15, 40, 89)
HSL	hsl(220, 71%, 20%)
HSV	hsv(220, 83%, 35%)
CMYK	cmyk(83.1%, 55.1%, 0%, 65.1%)
CIE-LAB	lab(17.18, 10.64, -32.29)
CIE-LCH	lch(17.18, 34.00, 288.23°)
OKLab	oklab(28.96% -0.013 -0.0929)
OKLCH	oklch(28.96% 0.094 262)
XYZ	xyz(2.7583, 2.3401, 9.7556)
Luminance	0.0234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2859 #59400F

analogous

#0F4D59 #0F2859 #1B0F59

triadic

#0F2859 #590F28 #28590F

tetradic

#0F2859 #590F4D #59400F #0F591B

square

#0F2859 #590F4D #59400F #0F591B

split-complementary

#0F2859 #591B0F #4D590F

monochromatic

#040C1A #061025 #0F2859 #18408D #2157C2

Accessibility & contrast

On white

14.31

#0F2859 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0F2859 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2859

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2859	#FFFFFF	#000000	##FFFFFF
##0F2859	1.00	14.31	1.47	14.31
#FFFFFF	14.31	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092E5B

Deuteranopia (green-blind)

#002758

Tritanopia (blue-blind)

#00343C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0f2859;
/* rgb */ color: rgb(15, 40, 89);
/* oklch */ color: oklch(29.0% 0.094 262.0);

Tailwind

colors: {
  custom: {
    50: '#5a6188',
    500: '#0f2859',
    950: '#000000',
  },
}

SCSS

$custom: #0f2859;
$custom-light: #5a6188;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2859",
  "rgb": {
    "r": 15,
    "g": 40,
    "b": 89
  },
  "hsl": {
    "h": 219.73,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.28964,
    "c": 0.09383,
    "h": 262
  },
  "luminance": 0.0234
}

Semantic roles & 50–950 ramp

primary

#0F2859

secondary

#937231

accent

#B13AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04050B

muted

#79797C

Preview Lab

Preview with #0F2859

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

Preview Lab → · Contrast checker → · Palette generator →