#0F1640#0F1640

#0F1640 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.080 H 271.2°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#0F1640
RGB	rgb(15, 22, 64)
HSL	hsl(231, 62%, 15%)
HSV	hsv(231, 77%, 25%)
CMYK	cmyk(76.6%, 65.6%, 0%, 74.9%)
CIE-LAB	lab(9.36, 13.50, -27.78)
CIE-LCH	lch(9.36, 30.89, 295.92°)
OKLab	oklab(22.39% 0.0017 -0.08)
OKLCH	oklch(22.39% 0.08 271.2)
XYZ	xyz(1.4090, 1.0454, 4.9770)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1640 #40390F

analogous

#0F2E40 #0F1640 #200F40

triadic

#0F1640 #400F16 #16400F

tetradic

#0F1640 #400F2E #40390F #0F4020

square

#0F1640 #400F2E #40390F #0F4020

split-complementary

#0F1640 #40200F #2E400F

monochromatic

#060919 #060919 #0F1640 #1B2772 #2638A3

Accessibility & contrast

On white

17.37

#0F1640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#0F1640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1640

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1640	#FFFFFF	#000000	##FFFFFF
##0F1640	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C41

Deuteranopia (green-blind)

#00183F

Tritanopia (blue-blind)

#002028

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0f1640;
/* rgb */ color: rgb(15, 22, 64);
/* oklch */ color: oklch(22.4% 0.080 271.2);

Tailwind

colors: {
  custom: {
    50: '#555275',
    500: '#0f1640',
    950: '#000000',
  },
}

SCSS

$custom: #0f1640;
$custom-light: #555275;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1640",
  "rgb": {
    "r": 15,
    "g": 22,
    "b": 64
  },
  "hsl": {
    "h": 231.429,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.22389,
    "c": 0.08002,
    "h": 271.2
  },
  "luminance": 0.01046
}

Semantic roles & 50–950 ramp

primary

#0F1640

secondary

#7A7030

accent

#CE43E5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0F1640

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

Preview Lab → · Contrast checker → · Palette generator →