#0F2757#0F2757

#0F2757 is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.5% C 0.092 H 262.3°. Best body text is #FFFFFF at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#0F2757
RGB	rgb(15, 39, 87)
HSL	hsl(220, 71%, 20%)
HSV	hsv(220, 83%, 34%)
CMYK	cmyk(82.8%, 55.2%, 0%, 65.9%)
CIE-LAB	lab(16.70, 10.51, -31.72)
CIE-LCH	lch(16.70, 33.42, 288.33°)
OKLab	oklab(28.55% -0.0124 -0.0913)
OKLCH	oklch(28.55% 0.092 262.3)
XYZ	xyz(2.6422, 2.2404, 9.3082)
Luminance	0.0224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2757 #573F0F

analogous

#0F4B57 #0F2757 #1B0F57

triadic

#0F2757 #570F27 #27570F

tetradic

#0F2757 #570F4B #573F0F #0F571B

square

#0F2757 #570F4B #573F0F #0F571B

split-complementary

#0F2757 #571B0F #4B570F

monochromatic

#050C1A #061023 #0F2757 #183E8B #2156BF

Accessibility & contrast

On white

14.50

#0F2757 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0F2757 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2757

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2757	#FFFFFF	#000000	##FFFFFF
##0F2757	1.00	14.50	1.45	14.50
#FFFFFF	14.50	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082D59

Deuteranopia (green-blind)

#002656

Tritanopia (blue-blind)

#00333A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0f2757;
/* rgb */ color: rgb(15, 39, 87);
/* oklch */ color: oklch(28.5% 0.092 262.3);

Tailwind

colors: {
  custom: {
    50: '#5a6087',
    500: '#0f2757',
    950: '#000000',
  },
}

SCSS

$custom: #0f2757;
$custom-light: #5a6087;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2757",
  "rgb": {
    "r": 15,
    "g": 39,
    "b": 87
  },
  "hsl": {
    "h": 220,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.28549,
    "c": 0.09212,
    "h": 262.3
  },
  "luminance": 0.02241
}

Semantic roles & 50–950 ramp

primary

#0F2757

secondary

#917131

accent

#B23AED

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0F2757

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

Preview Lab → · Contrast checker → · Palette generator →