#0F1D5C#0F1D5C

#0F1D5C is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.8% C 0.114 H 267.8°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#0F1D5C
RGB	rgb(15, 29, 92)
HSL	hsl(229, 72%, 21%)
HSV	hsv(229, 84%, 36%)
CMYK	cmyk(83.7%, 68.5%, 0%, 63.9%)
CIE-LAB	lab(14.13, 20.14, -39.25)
CIE-LCH	lch(14.13, 44.12, 297.17°)
OKLab	oklab(26.76% -0.0043 -0.1136)
OKLCH	oklch(26.76% 0.114 267.8)
XYZ	xyz(2.5675, 1.7527, 10.3261)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1D5C #5C4E0F

analogous

#0F435C #0F1D5C #270F5C

triadic

#0F1D5C #5C0F1D #1D5C0F

tetradic

#0F1D5C #5C0F43 #5C4E0F #0F5C27

square

#0F1D5C #5C0F43 #5C4E0F #0F5C27

split-complementary

#0F1D5C #5C270F #435C0F

monochromatic

#04081A #060C27 #0F1D5C #182E91 #203EC5

Accessibility & contrast

On white

15.55

#0F1D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0F1D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1D5C

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1D5C	#FFFFFF	#000000	##FFFFFF
##0F1D5C	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285E

Deuteranopia (green-blind)

#00205B

Tritanopia (blue-blind)

#002E39

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0f1d5c;
/* rgb */ color: rgb(15, 29, 92);
/* oklch */ color: oklch(26.8% 0.114 267.8);

Tailwind

colors: {
  custom: {
    50: '#5c588b',
    500: '#0f1d5c',
    950: '#000000',
  },
}

SCSS

$custom: #0f1d5c;
$custom-light: #5c588b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1d5c",
  "rgb": {
    "r": 15,
    "g": 29,
    "b": 92
  },
  "hsl": {
    "h": 229.091,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.26761,
    "c": 0.11365,
    "h": 267.8
  },
  "luminance": 0.01753
}

Semantic roles & 50–950 ramp

primary

#0F1D5C

secondary

#958331

accent

#CE39EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #0F1D5C

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

Preview Lab → · Contrast checker → · Palette generator →