#0F4F5D#0F4F5D

#0F4F5D is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.6% C 0.065 H 216.5°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F5D
RGB	rgb(15, 79, 93)
HSL	hsl(191, 72%, 21%)
HSV	hsv(191, 84%, 36%)
CMYK	cmyk(83.9%, 15.1%, 0%, 63.5%)
CIE-LAB	lab(30.60, -13.92, -13.76)
CIE-LCH	lch(30.60, 19.57, 224.68°)
OKLab	oklab(39.62% -0.052 -0.0384)
OKLCH	oklch(39.62% 0.065 216.5)
XYZ	xyz(4.9679, 6.4832, 11.3434)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F5D #5D1D0F

analogous

#0F5D44 #0F4F5D #0F285D

triadic

#0F4F5D #5D0F4F #4F5D0F

tetradic

#0F4F5D #440F5D #5D1D0F #285D0F

square

#0F4F5D #440F5D #5D1D0F #285D0F

split-complementary

#0F4F5D #5D0F28 #5D440F

monochromatic

#04161A #062228 #0F4F5D #177C92 #20A9C6

Accessibility & contrast

On white

9.14

#0F4F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#0F4F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F5D

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F5D	#FFFFFF	#000000	##FFFFFF
##0F4F5D	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464C5E

Deuteranopia (green-blind)

#3B455D

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #0f4f5d;
/* rgb */ color: rgb(15, 79, 93);
/* oklch */ color: oklch(39.6% 0.065 216.5);

Tailwind

colors: {
  custom: {
    50: '#5d808b',
    500: '#0f4f5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f5d;
$custom-light: #5d808b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f5d",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 93
  },
  "hsl": {
    "h": 190.769,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.39616,
    "c": 0.06466,
    "h": 216.5
  },
  "luminance": 0.06484
}

Semantic roles & 50–950 ramp

primary

#0F4F5D

secondary

#964431

accent

#5A39EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F5D

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

Preview Lab → · Contrast checker → · Palette generator →