#0F234D#0F234D

#0F234D is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.7% C 0.082 H 262.9°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#0F234D
RGB	rgb(15, 35, 77)
HSL	hsl(221, 67%, 18%)
HSV	hsv(221, 81%, 30%)
CMYK	cmyk(80.5%, 54.5%, 0%, 69.8%)
CIE-LAB	lab(14.62, 9.14, -28.32)
CIE-LCH	lch(14.62, 29.75, 287.89°)
OKLab	oklab(26.71% -0.0101 -0.0813)
OKLCH	oklch(26.71% 0.082 262.9)
XYZ	xyz(2.1371, 1.8392, 7.2621)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F234D #4D390F

analogous

#0F424D #0F234D #1A0F4D

triadic

#0F234D #4D0F23 #234D0F

tetradic

#0F234D #4D0F42 #4D390F #0F4D1A

square

#0F234D #4D0F42 #4D390F #0F4D1A

split-complementary

#0F234D #4D1A0F #424D0F

monochromatic

#050C1A #050C1A #0F234D #193A80 #2352B3

Accessibility & contrast

On white

15.35

#0F234D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0F234D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F234D

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F234D	#FFFFFF	#000000	##FFFFFF
##0F234D	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B284F

Deuteranopia (green-blind)

#00224C

Tritanopia (blue-blind)

#002D34

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f234d;
/* rgb */ color: rgb(15, 35, 77);
/* oklch */ color: oklch(26.7% 0.082 262.9);

Tailwind

colors: {
  custom: {
    50: '#575d7f',
    500: '#0f234d',
    950: '#000000',
  },
}

SCSS

$custom: #0f234d;
$custom-light: #575d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0f234d",
  "rgb": {
    "r": 15,
    "g": 35,
    "b": 77
  },
  "hsl": {
    "h": 220.645,
    "s": 67.391,
    "l": 18.039
  },
  "oklch": {
    "l": 0.26708,
    "c": 0.08196,
    "h": 262.9
  },
  "luminance": 0.01839
}

Semantic roles & 50–950 ramp

primary

#0F234D

secondary

#876B31

accent

#B33EEA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #0F234D

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

Preview Lab → · Contrast checker → · Palette generator →