#0F4157#0F4157

#0F4157 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.4% C 0.064 H 232.0°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#0F4157
RGB	rgb(15, 65, 87)
HSL	hsl(198, 71%, 20%)
HSV	hsv(198, 83%, 34%)
CMYK	cmyk(82.8%, 25.3%, 0%, 65.9%)
CIE-LAB	lab(25.47, -7.69, -17.81)
CIE-LCH	lch(25.47, 19.40, 246.65°)
OKLab	oklab(35.41% -0.0391 -0.0501)
OKLCH	oklch(35.41% 0.064 232)
XYZ	xyz(3.8069, 4.5698, 9.6964)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4157 #57250F

analogous

#0F5749 #0F4157 #0F1D57

triadic

#0F4157 #570F41 #41570F

tetradic

#0F4157 #490F57 #57250F #1D570F

square

#0F4157 #490F57 #57250F #1D570F

split-complementary

#0F4157 #570F1D #57490F

monochromatic

#05141A #061A23 #0F4157 #18688B #218FBF

Accessibility & contrast

On white

10.97

#0F4157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#0F4157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4157

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4157	#FFFFFF	#000000	##FFFFFF
##0F4157	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364058

Deuteranopia (green-blind)

#2C3957

Tritanopia (blue-blind)

#004748

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #0f4157;
/* rgb */ color: rgb(15, 65, 87);
/* oklch */ color: oklch(35.4% 0.064 232.0);

Tailwind

colors: {
  custom: {
    50: '#5a7586',
    500: '#0f4157',
    950: '#000000',
  },
}

SCSS

$custom: #0f4157;
$custom-light: #5a7586;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4157",
  "rgb": {
    "r": 15,
    "g": 65,
    "b": 87
  },
  "hsl": {
    "h": 198.333,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.35414,
    "c": 0.06361,
    "h": 232
  },
  "luminance": 0.0457
}

Semantic roles & 50–950 ramp

primary

#0F4157

secondary

#914E31

accent

#713AED

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F4157

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

Preview Lab → · Contrast checker → · Palette generator →