#0F315D#0F315D

#0F315D is a dark, moderate cyan. Relative luminance 0.031; OKLCH L 31.5% C 0.088 H 256.4°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#0F315D
RGB	rgb(15, 49, 93)
HSL	hsl(214, 72%, 21%)
HSV	hsv(214, 84%, 36%)
CMYK	cmyk(83.9%, 47.3%, 0%, 63.5%)
CIE-LAB	lab(20.39, 5.76, -29.77)
CIE-LCH	lch(20.39, 30.32, 280.95°)
OKLab	oklab(31.53% -0.0206 -0.0853)
OKLCH	oklch(31.53% 0.088 256.4)
XYZ	xyz(3.2704, 3.0881, 10.7775)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F315D #5D3B0F

analogous

#0F585D #0F315D #140F5D

triadic

#0F315D #5D0F31 #315D0F

tetradic

#0F315D #5D0F58 #5D3B0F #0F5D14

square

#0F315D #5D0F58 #5D3B0F #0F5D14

split-complementary

#0F315D #5D140F #585D0F

monochromatic

#040E1A #061528 #0F315D #174D92 #2069C6

Accessibility & contrast

On white

12.98

#0F315D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#0F315D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F315D

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F315D	#FFFFFF	#000000	##FFFFFF
##0F315D	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A355F

Deuteranopia (green-blind)

#0B2E5C

Tritanopia (blue-blind)

#003B42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0f315d;
/* rgb */ color: rgb(15, 49, 93);
/* oklch */ color: oklch(31.5% 0.088 256.4);

Tailwind

colors: {
  custom: {
    50: '#5b688b',
    500: '#0f315d',
    950: '#000000',
  },
}

SCSS

$custom: #0f315d;
$custom-light: #5b688b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f315d",
  "rgb": {
    "r": 15,
    "g": 49,
    "b": 93
  },
  "hsl": {
    "h": 213.846,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31531,
    "c": 0.08775,
    "h": 256.4
  },
  "luminance": 0.03088
}

Semantic roles & 50–950 ramp

primary

#0F315D

secondary

#966A31

accent

#A039EF

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #0F315D

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

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