#0F3157#0F3157

#0F3157 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.1% C 0.079 H 253.7°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#0F3157
RGB	rgb(15, 49, 87)
HSL	hsl(212, 71%, 20%)
HSV	hsv(212, 83%, 34%)
CMYK	cmyk(82.8%, 43.7%, 0%, 65.9%)
CIE-LAB	lab(19.99, 3.16, -26.45)
CIE-LCH	lch(19.99, 26.63, 276.81°)
OKLab	oklab(31.08% -0.022 -0.0756)
OKLCH	oklch(31.08% 0.079 253.7)
XYZ	xyz(3.0150, 2.9860, 9.4324)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3157 #57350F

analogous

#0F5557 #0F3157 #110F57

triadic

#0F3157 #570F31 #31570F

tetradic

#0F3157 #570F55 #57350F #0F5711

square

#0F3157 #570F55 #57350F #0F5711

split-complementary

#0F3157 #57110F #55570F

monochromatic

#050F1A #061423 #0F3157 #184E8B #216CBF

Accessibility & contrast

On white

13.15

#0F3157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0F3157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3157

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3157	#FFFFFF	#000000	##FFFFFF
##0F3157	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3459

Deuteranopia (green-blind)

#132D56

Tritanopia (blue-blind)

#003A3F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0f3157;
/* rgb */ color: rgb(15, 49, 87);
/* oklch */ color: oklch(31.1% 0.079 253.7);

Tailwind

colors: {
  custom: {
    50: '#5a6886',
    500: '#0f3157',
    950: '#000000',
  },
}

SCSS

$custom: #0f3157;
$custom-light: #5a6886;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3157",
  "rgb": {
    "r": 15,
    "g": 49,
    "b": 87
  },
  "hsl": {
    "h": 211.667,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.31084,
    "c": 0.0787,
    "h": 253.7
  },
  "luminance": 0.02986
}

Semantic roles & 50–950 ramp

primary

#0F3157

secondary

#916431

accent

#993AED

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0F3157

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

Preview Lab → · Contrast checker → · Palette generator →