#0F235A#0F235A

#0F235A is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.9% C 0.102 H 265.1°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#0F235A
RGB	rgb(15, 35, 90)
HSL	hsl(224, 71%, 21%)
HSV	hsv(224, 83%, 35%)
CMYK	cmyk(83.3%, 61.1%, 0%, 64.7%)
CIE-LAB	lab(15.70, 14.82, -35.35)
CIE-LCH	lch(15.70, 38.33, 292.75°)
OKLab	oklab(27.87% -0.0087 -0.102)
OKLCH	oklch(27.87% 0.102 265.1)
XYZ	xyz(2.6428, 2.0415, 9.9256)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F235A #5A460F

analogous

#0F485A #0F235A #200F5A

triadic

#0F235A #5A0F23 #235A0F

tetradic

#0F235A #5A0F48 #5A460F #0F5A20

square

#0F235A #5A0F48 #5A460F #0F5A20

split-complementary

#0F235A #5A200F #485A0F

monochromatic

#040A1A #060F26 #0F235A #18378E #204CC3

Accessibility & contrast

On white

14.91

#0F235A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#0F235A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F235A

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F235A	#FFFFFF	#000000	##FFFFFF
##0F235A	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5C

Deuteranopia (green-blind)

#002459

Tritanopia (blue-blind)

#00313A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0f235a;
/* rgb */ color: rgb(15, 35, 90);
/* oklch */ color: oklch(27.9% 0.102 265.1);

Tailwind

colors: {
  custom: {
    50: '#5b5d89',
    500: '#0f235a',
    950: '#000000',
  },
}

SCSS

$custom: #0f235a;
$custom-light: #5b5d89;
$custom-dark: #000000;

JSON

{
  "hex": "#0f235a",
  "rgb": {
    "r": 15,
    "g": 35,
    "b": 90
  },
  "hsl": {
    "h": 224,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27873,
    "c": 0.1024,
    "h": 265.1
  },
  "luminance": 0.02042
}

Semantic roles & 50–950 ramp

primary

#0F235A

secondary

#947931

accent

#BE3AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #0F235A

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

Preview Lab → · Contrast checker → · Palette generator →