#0F2C57#0F2C57

#0F2C57 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.8% C 0.085 H 258.4°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#0F2C57
RGB	rgb(15, 44, 87)
HSL	hsl(216, 71%, 20%)
HSV	hsv(216, 83%, 34%)
CMYK	cmyk(82.8%, 49.4%, 0%, 65.9%)
CIE-LAB	lab(18.32, 6.79, -29.11)
CIE-LCH	lch(18.32, 29.89, 283.14°)
OKLab	oklab(29.79% -0.0171 -0.0835)
OKLCH	oklch(29.79% 0.085 258.4)
XYZ	xyz(2.8174, 2.5907, 9.3666)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2C57 #573A0F

analogous

#0F5057 #0F2C57 #160F57

triadic

#0F2C57 #570F2C #2C570F

tetradic

#0F2C57 #570F50 #573A0F #0F5716

square

#0F2C57 #570F50 #573A0F #0F5716

split-complementary

#0F2C57 #57160F #50570F

monochromatic

#050D1A #061223 #0F2C57 #18468B #2161BF

Accessibility & contrast

On white

13.83

#0F2C57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0F2C57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2C57

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2C57	#FFFFFF	#000000	##FFFFFF
##0F2C57	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153059

Deuteranopia (green-blind)

#062A56

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f2c57;
/* rgb */ color: rgb(15, 44, 87);
/* oklch */ color: oklch(29.8% 0.085 258.4);

Tailwind

colors: {
  custom: {
    50: '#5a6487',
    500: '#0f2c57',
    950: '#000000',
  },
}

SCSS

$custom: #0f2c57;
$custom-light: #5a6487;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2c57",
  "rgb": {
    "r": 15,
    "g": 44,
    "b": 87
  },
  "hsl": {
    "h": 215.833,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.29794,
    "c": 0.08521,
    "h": 258.4
  },
  "luminance": 0.02591
}

Semantic roles & 50–950 ramp

primary

#0F2C57

secondary

#916A31

accent

#A53AED

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #0F2C57

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

Preview Lab → · Contrast checker → · Palette generator →