#0F235E#0F235E

#0F235E is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.3% C 0.108 H 265.5°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#0F235E
RGB	rgb(15, 35, 94)
HSL	hsl(225, 72%, 21%)
HSV	hsv(225, 84%, 37%)
CMYK	cmyk(84%, 62.8%, 0%, 63.1%)
CIE-LAB	lab(16.06, 16.55, -37.44)
CIE-LCH	lch(16.06, 40.93, 293.85°)
OKLab	oklab(28.25% -0.0085 -0.1081)
OKLCH	oklch(28.25% 0.108 265.5)
XYZ	xyz(2.8177, 2.1114, 10.8466)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F235E #5E4A0F

analogous

#0F4B5E #0F235E #230F5E

triadic

#0F235E #5E0F23 #235E0F

tetradic

#0F235E #5E0F4B #5E4A0F #0F5E23

square

#0F235E #5E0F4B #5E4A0F #0F5E23

split-complementary

#0F235E #5E230F #4B5E0F

monochromatic

#040A1A #070F29 #0F235E #173793 #204AC8

Accessibility & contrast

On white

14.76

#0F235E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#0F235E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F235E

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F235E	#FFFFFF	#000000	##FFFFFF
##0F235E	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C60

Deuteranopia (green-blind)

#00245D

Tritanopia (blue-blind)

#00323C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0f235e;
/* rgb */ color: rgb(15, 35, 94);
/* oklch */ color: oklch(28.3% 0.108 265.5);

Tailwind

colors: {
  custom: {
    50: '#5c5d8c',
    500: '#0f235e',
    950: '#000000',
  },
}

SCSS

$custom: #0f235e;
$custom-light: #5c5d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f235e",
  "rgb": {
    "r": 15,
    "g": 35,
    "b": 94
  },
  "hsl": {
    "h": 224.81,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.28253,
    "c": 0.10848,
    "h": 265.5
  },
  "luminance": 0.02112
}

Semantic roles & 50–950 ramp

primary

#0F235E

secondary

#977E31

accent

#C139EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #0F235E

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

Preview Lab → · Contrast checker → · Palette generator →