#0F4F5C#0F4F5C

#0F4F5C is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.6% C 0.064 H 215.1°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F5C
RGB	rgb(15, 79, 92)
HSL	hsl(190, 72%, 21%)
HSV	hsv(190, 84%, 36%)
CMYK	cmyk(83.7%, 14.1%, 0%, 63.9%)
CIE-LAB	lab(30.56, -14.29, -13.19)
CIE-LCH	lch(30.56, 19.45, 222.71°)
OKLab	oklab(39.57% -0.0524 -0.0368)
OKLCH	oklch(39.57% 0.064 215.1)
XYZ	xyz(4.9239, 6.4656, 11.1116)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F5C #5C1C0F

analogous

#0F5C42 #0F4F5C #0F285C

triadic

#0F4F5C #5C0F4F #4F5C0F

tetradic

#0F4F5C #420F5C #5C1C0F #285C0F

square

#0F4F5C #420F5C #5C1C0F #285C0F

split-complementary

#0F4F5C #5C0F28 #5C420F

monochromatic

#04171A #062227 #0F4F5C #187C91 #20A9C5

Accessibility & contrast

On white

9.16

#0F4F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#0F4F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F5C

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F5C	#FFFFFF	#000000	##FFFFFF
##0F4F5C	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464C5D

Deuteranopia (green-blind)

#3C455C

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #0f4f5c;
/* rgb */ color: rgb(15, 79, 92);
/* oklch */ color: oklch(39.6% 0.064 215.1);

Tailwind

colors: {
  custom: {
    50: '#5d808a',
    500: '#0f4f5c',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f5c;
$custom-light: #5d808a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f5c",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 92
  },
  "hsl": {
    "h": 190.13,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.39568,
    "c": 0.06408,
    "h": 215.1
  },
  "luminance": 0.06466
}

Semantic roles & 50–950 ramp

primary

#0F4F5C

secondary

#954231

accent

#5839EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F5C

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

Preview Lab → · Contrast checker → · Palette generator →