#0F1651#0F1651

#0F1651 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.2% C 0.107 H 270.5°. Best body text is #FFFFFF at 16.75:1 contrast (WCAG AA passes).

Color values

HEX	#0F1651
RGB	rgb(15, 22, 81)
HSL	hsl(234, 69%, 19%)
HSV	hsv(234, 81%, 32%)
CMYK	cmyk(81.5%, 72.8%, 0%, 68.2%)
CIE-LAB	lab(11.06, 20.68, -36.85)
CIE-LCH	lch(11.06, 42.26, 299.30°)
OKLab	oklab(24.16% 0.001 -0.1066)
OKLCH	oklch(24.16% 0.107 270.5)
XYZ	xyz(1.9686, 1.2692, 7.9242)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1651 #514A0F

analogous

#0F3751 #0F1651 #290F51

triadic

#0F1651 #510F16 #16510F

tetradic

#0F1651 #510F37 #514A0F #0F5129

square

#0F1651 #510F37 #514A0F #0F5129

split-complementary

#0F1651 #51290F #37510F

monochromatic

#05071A #05081D #0F1651 #192485 #2232B8

Accessibility & contrast

On white

16.75

#0F1651 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#0F1651 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1651

16.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1651	#FFFFFF	#000000	##FFFFFF
##0F1651	1.00	16.75	1.25	16.75
#FFFFFF	16.75	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002153

Deuteranopia (green-blind)

#001A50

Tritanopia (blue-blind)

#002631

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0f1651;
/* rgb */ color: rgb(15, 22, 81);
/* oklch */ color: oklch(24.2% 0.107 270.5);

Tailwind

colors: {
  custom: {
    50: '#5a5383',
    500: '#0f1651',
    950: '#000000',
  },
}

SCSS

$custom: #0f1651;
$custom-light: #5a5383;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1651",
  "rgb": {
    "r": 15,
    "g": 22,
    "b": 81
  },
  "hsl": {
    "h": 233.636,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.24161,
    "c": 0.10659,
    "h": 270.5
  },
  "luminance": 0.01269
}

Semantic roles & 50–950 ramp

primary

#0F1651

secondary

#8B8231

accent

#D93CEC

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020A

muted

#79787C

Preview Lab

Preview with #0F1651

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

Preview Lab → · Contrast checker → · Palette generator →