#0F4358#0F4358

#0F4358 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.0% C 0.064 H 229.9°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#0F4358
RGB	rgb(15, 67, 88)
HSL	hsl(197, 71%, 20%)
HSV	hsv(197, 83%, 35%)
CMYK	cmyk(83%, 23.9%, 0%, 65.5%)
CIE-LAB	lab(26.22, -8.56, -17.31)
CIE-LCH	lch(26.22, 19.30, 243.69°)
OKLab	oklab(36.02% -0.0409 -0.0487)
OKLCH	oklch(36.02% 0.064 229.9)
XYZ	xyz(3.9649, 4.8200, 9.9520)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4358 #58240F

analogous

#0F5848 #0F4358 #0F1F58

triadic

#0F4358 #580F43 #43580F

tetradic

#0F4358 #480F58 #58240F #1F580F

square

#0F4358 #480F58 #58240F #1F580F

split-complementary

#0F4358 #580F1F #58480F

monochromatic

#04141A #061B24 #0F4358 #186B8C #2193C1

Accessibility & contrast

On white

10.69

#0F4358 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#0F4358 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4358

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4358	#FFFFFF	#000000	##FFFFFF
##0F4358	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384259

Deuteranopia (green-blind)

#2E3B58

Tritanopia (blue-blind)

#00494A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0f4358;
/* rgb */ color: rgb(15, 67, 88);
/* oklch */ color: oklch(36.0% 0.064 229.9);

Tailwind

colors: {
  custom: {
    50: '#5b7787',
    500: '#0f4358',
    950: '#000000',
  },
}

SCSS

$custom: #0f4358;
$custom-light: #5b7787;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4358",
  "rgb": {
    "r": 15,
    "g": 67,
    "b": 88
  },
  "hsl": {
    "h": 197.26,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.36023,
    "c": 0.0636,
    "h": 229.9
  },
  "luminance": 0.0482
}

Semantic roles & 50–950 ramp

primary

#0F4358

secondary

#924D31

accent

#6E3AEE

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F4358

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

Preview Lab → · Contrast checker → · Palette generator →