#0F2555#0F2555

#0F2555 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 27.9% C 0.092 H 263.2°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#0F2555
RGB	rgb(15, 37, 85)
HSL	hsl(221, 70%, 20%)
HSV	hsv(221, 82%, 33%)
CMYK	cmyk(82.4%, 56.5%, 0%, 66.7%)
CIE-LAB	lab(15.90, 11.14, -31.67)
CIE-LCH	lch(15.90, 33.57, 289.38°)
OKLab	oklab(27.89% -0.0109 -0.0912)
OKLCH	oklch(27.89% 0.092 263.2)
XYZ	xyz(2.4977, 2.0803, 8.8625)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2555 #553F0F

analogous

#0F4855 #0F2555 #1C0F55

triadic

#0F2555 #550F25 #25550F

tetradic

#0F2555 #550F48 #553F0F #0F551C

square

#0F2555 #550F48 #553F0F #0F551C

split-complementary

#0F2555 #551C0F #48550F

monochromatic

#050B1A #060E21 #0F2555 #183C89 #2152BD

Accessibility & contrast

On white

14.83

#0F2555 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#0F2555 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2555

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2555	#FFFFFF	#000000	##FFFFFF
##0F2555	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052B57

Deuteranopia (green-blind)

#002554

Tritanopia (blue-blind)

#003139

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0f2555;
/* rgb */ color: rgb(15, 37, 85);
/* oklch */ color: oklch(27.9% 0.092 263.2);

Tailwind

colors: {
  custom: {
    50: '#5a5f85',
    500: '#0f2555',
    950: '#000000',
  },
}

SCSS

$custom: #0f2555;
$custom-light: #5a5f85;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2555",
  "rgb": {
    "r": 15,
    "g": 37,
    "b": 85
  },
  "hsl": {
    "h": 221.143,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.2789,
    "c": 0.09182,
    "h": 263.2
  },
  "luminance": 0.02081
}

Semantic roles & 50–950 ramp

primary

#0F2555

secondary

#8F7131

accent

#B53BED

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0F2555

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

Preview Lab → · Contrast checker → · Palette generator →