#0F1657#0F1657

#0F1657 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.115 H 270.2°. Best body text is #FFFFFF at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#0F1657
RGB	rgb(15, 22, 87)
HSL	hsl(234, 71%, 20%)
HSV	hsv(234, 83%, 34%)
CMYK	cmyk(82.8%, 74.7%, 0%, 65.9%)
CIE-LAB	lab(11.71, 23.13, -39.86)
CIE-LCH	lch(11.71, 46.09, 300.12°)
OKLab	oklab(24.83% 0.0004 -0.1154)
OKLCH	oklch(24.83% 0.115 270.2)
XYZ	xyz(2.2036, 1.3633, 9.1620)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1657 #57500F

analogous

#0F3A57 #0F1657 #2C0F57

triadic

#0F1657 #570F16 #16570F

tetradic

#0F1657 #570F3A #57500F #0F572C

square

#0F1657 #570F3A #57500F #0F572C

split-complementary

#0F1657 #572C0F #3A570F

monochromatic

#05071A #060923 #0F1657 #18238B #2130BF

Accessibility & contrast

On white

16.50

#0F1657 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0F1657 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1657

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1657	#FFFFFF	#000000	##FFFFFF
##0F1657	1.00	16.50	1.27	16.50
#FFFFFF	16.50	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002259

Deuteranopia (green-blind)

#001B56

Tritanopia (blue-blind)

#002834

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0f1657;
/* rgb */ color: rgb(15, 22, 87);
/* oklch */ color: oklch(24.8% 0.115 270.2);

Tailwind

colors: {
  custom: {
    50: '#5c5387',
    500: '#0f1657',
    950: '#000000',
  },
}

SCSS

$custom: #0f1657;
$custom-light: #5c5387;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1657",
  "rgb": {
    "r": 15,
    "g": 22,
    "b": 87
  },
  "hsl": {
    "h": 234.167,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.24833,
    "c": 0.1154,
    "h": 270.2
  },
  "luminance": 0.01363
}

Semantic roles & 50–950 ramp

primary

#0F1657

secondary

#918731

accent

#DC3AED

background

#F5F4F8

surface

#E9E7F0

border

#C5C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #0F1657

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

Preview Lab → · Contrast checker → · Palette generator →