#0F2C58#0F2C58

#0F2C58 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.087 H 258.8°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#0F2C58
RGB	rgb(15, 44, 88)
HSL	hsl(216, 71%, 20%)
HSV	hsv(216, 83%, 35%)
CMYK	cmyk(83%, 50%, 0%, 65.5%)
CIE-LAB	lab(18.40, 7.23, -29.66)
CIE-LCH	lch(18.40, 30.53, 283.70°)
OKLab	oklab(29.87% -0.0169 -0.0851)
OKLCH	oklch(29.87% 0.087 258.8)
XYZ	xyz(2.8585, 2.6072, 9.5832)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2C58 #583B0F

analogous

#0F5158 #0F2C58 #160F58

triadic

#0F2C58 #580F2C #2C580F

tetradic

#0F2C58 #580F51 #583B0F #0F5816

square

#0F2C58 #580F51 #583B0F #0F5816

split-complementary

#0F2C58 #58160F #51580F

monochromatic

#040D1A #061224 #0F2C58 #18468C #2160C1

Accessibility & contrast

On white

13.80

#0F2C58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0F2C58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2C58

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2C58	#FFFFFF	#000000	##FFFFFF
##0F2C58	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15305A

Deuteranopia (green-blind)

#042A57

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f2c58;
/* rgb */ color: rgb(15, 44, 88);
/* oklch */ color: oklch(29.9% 0.087 258.8);

Tailwind

colors: {
  custom: {
    50: '#5a6487',
    500: '#0f2c58',
    950: '#000000',
  },
}

SCSS

$custom: #0f2c58;
$custom-light: #5a6487;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2c58",
  "rgb": {
    "r": 15,
    "g": 44,
    "b": 88
  },
  "hsl": {
    "h": 216.164,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29873,
    "c": 0.08676,
    "h": 258.8
  },
  "luminance": 0.02608
}

Semantic roles & 50–950 ramp

primary

#0F2C58

secondary

#926B31

accent

#A63AEE

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #0F2C58

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

Preview Lab → · Contrast checker → · Palette generator →