#0F4A5E#0F4A5E

#0F4A5E is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.3% C 0.066 H 226.0°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#0F4A5E
RGB	rgb(15, 74, 94)
HSL	hsl(195, 72%, 21%)
HSV	hsv(195, 84%, 37%)
CMYK	cmyk(84%, 21.3%, 0%, 63.1%)
CIE-LAB	lab(28.92, -10.55, -16.99)
CIE-LCH	lch(28.92, 20.00, 238.16°)
OKLab	oklab(38.28% -0.0461 -0.0477)
OKLCH	oklch(38.28% 0.066 226)
XYZ	xyz(4.6653, 5.8067, 11.4624)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4A5E #5E230F

analogous

#0F5E4B #0F4A5E #0F235E

triadic

#0F4A5E #5E0F4A #4A5E0F

tetradic

#0F4A5E #4B0F5E #5E230F #235E0F

square

#0F4A5E #4B0F5E #5E230F #235E0F

split-complementary

#0F4A5E #5E0F23 #5E4B0F

monochromatic

#04151A #072029 #0F4A5E #177493 #209DC8

Accessibility & contrast

On white

9.72

#0F4A5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#0F4A5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4A5E

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4A5E	#FFFFFF	#000000	##FFFFFF
##0F4A5E	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F485F

Deuteranopia (green-blind)

#35415E

Tritanopia (blue-blind)

#005051

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #0f4a5e;
/* rgb */ color: rgb(15, 74, 94);
/* oklch */ color: oklch(38.3% 0.066 226.0);

Tailwind

colors: {
  custom: {
    50: '#5c7c8b',
    500: '#0f4a5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f4a5e;
$custom-light: #5c7c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4a5e",
  "rgb": {
    "r": 15,
    "g": 74,
    "b": 94
  },
  "hsl": {
    "h": 195.19,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.38281,
    "c": 0.06632,
    "h": 226
  },
  "luminance": 0.05807
}

Semantic roles & 50–950 ramp

primary

#0F4A5E

secondary

#974B31

accent

#6739EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #0F4A5E

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

Preview Lab → · Contrast checker → · Palette generator →