#0F2A58#0F2A58

#0F2A58 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.4% C 0.089 H 260.4°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#0F2A58
RGB	rgb(15, 42, 88)
HSL	hsl(218, 71%, 20%)
HSV	hsv(218, 83%, 35%)
CMYK	cmyk(83%, 52.3%, 0%, 65.5%)
CIE-LAB	lab(17.74, 8.71, -30.71)
CIE-LCH	lch(17.74, 31.92, 285.84°)
OKLab	oklab(29.37% -0.015 -0.0882)
OKLCH	oklch(29.37% 0.09 260.4)
XYZ	xyz(2.7858, 2.4617, 9.5590)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2A58 #583D0F

analogous

#0F4F58 #0F2A58 #180F58

triadic

#0F2A58 #580F2A #2A580F

tetradic

#0F2A58 #580F4F #583D0F #0F5818

square

#0F2A58 #580F4F #583D0F #0F5818

split-complementary

#0F2A58 #58180F #4F580F

monochromatic

#040C1A #061124 #0F2A58 #18438C #215CC1

Accessibility & contrast

On white

14.07

#0F2A58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0F2A58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2A58

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2A58	#FFFFFF	#000000	##FFFFFF
##0F2A58	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#102F5A

Deuteranopia (green-blind)

#002857

Tritanopia (blue-blind)

#00353C

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0f2a58;
/* rgb */ color: rgb(15, 42, 88);
/* oklch */ color: oklch(29.4% 0.089 260.4);

Tailwind

colors: {
  custom: {
    50: '#5a6387',
    500: '#0f2a58',
    950: '#000000',
  },
}

SCSS

$custom: #0f2a58;
$custom-light: #5a6387;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2a58",
  "rgb": {
    "r": 15,
    "g": 42,
    "b": 88
  },
  "hsl": {
    "h": 217.808,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29372,
    "c": 0.0895,
    "h": 260.4
  },
  "luminance": 0.02462
}

Semantic roles & 50–950 ramp

primary

#0F2A58

secondary

#926E31

accent

#AB3AEE

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #0F2A58

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

Preview Lab → · Contrast checker → · Palette generator →