#0F2A51#0F2A51

#0F2A51 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 28.8% C 0.079 H 258.0°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#0F2A51
RGB	rgb(15, 42, 81)
HSL	hsl(215, 69%, 19%)
HSV	hsv(215, 81%, 32%)
CMYK	cmyk(81.5%, 48.1%, 0%, 68.2%)
CIE-LAB	lab(17.23, 5.64, -26.83)
CIE-LCH	lch(17.23, 27.42, 281.88°)
OKLab	oklab(28.81% -0.0164 -0.0768)
OKLCH	oklch(28.81% 0.079 258)
XYZ	xyz(2.5096, 2.3513, 8.1046)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2A51 #51360F

analogous

#0F4B51 #0F2A51 #150F51

triadic

#0F2A51 #510F2A #2A510F

tetradic

#0F2A51 #510F4B #51360F #0F5115

square

#0F2A51 #510F4B #51360F #0F5115

split-complementary

#0F2A51 #51150F #4B510F

monochromatic

#050D1A #050F1D #0F2A51 #194585 #2260B8

Accessibility & contrast

On white

14.28

#0F2A51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0F2A51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2A51

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2A51	#FFFFFF	#000000	##FFFFFF
##0F2A51	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162E52

Deuteranopia (green-blind)

#0A2850

Tritanopia (blue-blind)

#003339

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0f2a51;
/* rgb */ color: rgb(15, 42, 81);
/* oklch */ color: oklch(28.8% 0.079 258.0);

Tailwind

colors: {
  custom: {
    50: '#586382',
    500: '#0f2a51',
    950: '#000000',
  },
}

SCSS

$custom: #0f2a51;
$custom-light: #586382;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2a51",
  "rgb": {
    "r": 15,
    "g": 42,
    "b": 81
  },
  "hsl": {
    "h": 215.455,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.28812,
    "c": 0.07856,
    "h": 258
  },
  "luminance": 0.02352
}

Semantic roles & 50–950 ramp

primary

#0F2A51

secondary

#8B6631

accent

#A43CEC

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050A

muted

#79797C

Preview Lab

Preview with #0F2A51

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

Preview Lab → · Contrast checker → · Palette generator →