#0F1858#0F1858

#0F1858 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.114 H 269.5°. Best body text is #FFFFFF at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#0F1858
RGB	rgb(15, 24, 88)
HSL	hsl(233, 71%, 20%)
HSV	hsv(233, 83%, 35%)
CMYK	cmyk(83%, 72.7%, 0%, 65.5%)
CIE-LAB	lab(12.35, 22.11, -39.49)
CIE-LCH	lch(12.35, 45.26, 299.25°)
OKLab	oklab(25.33% -0.0009 -0.1143)
OKLCH	oklch(25.33% 0.114 269.5)
XYZ	xyz(2.2845, 1.4592, 9.3919)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1858 #584F0F

analogous

#0F3C58 #0F1858 #2B0F58

triadic

#0F1858 #580F18 #18580F

tetradic

#0F1858 #580F3C #584F0F #0F582B

square

#0F1858 #580F3C #584F0F #0F582B

split-complementary

#0F1858 #582B0F #3C580F

monochromatic

#04071A #060A24 #0F1858 #18268C #2135C1

Accessibility & contrast

On white

16.26

#0F1858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0F1858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1858

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1858	#FFFFFF	#000000	##FFFFFF
##0F1858	1.00	16.26	1.29	16.26
#FFFFFF	16.26	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245A

Deuteranopia (green-blind)

#001D57

Tritanopia (blue-blind)

#002935

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0f1858;
/* rgb */ color: rgb(15, 24, 88);
/* oklch */ color: oklch(25.3% 0.114 269.5);

Tailwind

colors: {
  custom: {
    50: '#5c5588',
    500: '#0f1858',
    950: '#000000',
  },
}

SCSS

$custom: #0f1858;
$custom-light: #5c5588;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1858",
  "rgb": {
    "r": 15,
    "g": 24,
    "b": 88
  },
  "hsl": {
    "h": 232.603,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25326,
    "c": 0.11432,
    "h": 269.5
  },
  "luminance": 0.01459
}

Semantic roles & 50–950 ramp

primary

#0F1858

secondary

#928631

accent

#D83AEE

background

#F5F4F8

surface

#E9E7F0

border

#C5C3CB

text

#05030B

muted

#79787C

Preview Lab

Preview with #0F1858

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

Preview Lab → · Contrast checker → · Palette generator →