#0F254B#0F254B

#0F254B is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.1% C 0.076 H 260.5°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#0F254B
RGB	rgb(15, 37, 75)
HSL	hsl(218, 67%, 18%)
HSV	hsv(218, 80%, 29%)
CMYK	cmyk(80%, 50.7%, 0%, 70.6%)
CIE-LAB	lab(15.13, 6.75, -26.13)
CIE-LCH	lch(15.13, 26.99, 284.48°)
OKLab	oklab(27.05% -0.0125 -0.0749)
OKLCH	oklch(27.05% 0.076 260.5)
XYZ	xyz(2.1281, 1.9325, 6.9161)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F254B #4B350F

analogous

#0F434B #0F254B #170F4B

triadic

#0F254B #4B0F25 #254B0F

tetradic

#0F254B #4B0F43 #4B350F #0F4B17

square

#0F254B #4B0F43 #4B350F #0F4B17

split-complementary

#0F254B #4B170F #434B0F

monochromatic

#050D1A #050D1A #0F254B #193E7E #2357B1

Accessibility & contrast

On white

15.14

#0F254B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0F254B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F254B

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F254B	#FFFFFF	#000000	##FFFFFF
##0F254B	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11294C

Deuteranopia (green-blind)

#05234A

Tritanopia (blue-blind)

#002E34

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0f254b;
/* rgb */ color: rgb(15, 37, 75);
/* oklch */ color: oklch(27.1% 0.076 260.5);

Tailwind

colors: {
  custom: {
    50: '#575f7d',
    500: '#0f254b',
    950: '#000000',
  },
}

SCSS

$custom: #0f254b;
$custom-light: #575f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f254b",
  "rgb": {
    "r": 15,
    "g": 37,
    "b": 75
  },
  "hsl": {
    "h": 218,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.2705,
    "c": 0.0759,
    "h": 260.5
  },
  "luminance": 0.01933
}

Semantic roles & 50–950 ramp

primary

#0F254B

secondary

#856630

accent

#AB3EEA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03040A

muted

#78797C

Preview Lab

Preview with #0F254B

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

Preview Lab → · Contrast checker → · Palette generator →