#0F4351#0F4351

#0F4351 is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.7% C 0.058 H 220.1°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#0F4351
RGB	rgb(15, 67, 81)
HSL	hsl(193, 69%, 19%)
HSV	hsv(193, 81%, 32%)
CMYK	cmyk(81.5%, 17.3%, 0%, 68.2%)
CIE-LAB	lab(25.89, -11.28, -13.24)
CIE-LCH	lch(25.89, 17.40, 229.58°)
OKLab	oklab(35.66% -0.044 -0.037)
OKLCH	oklch(35.66% 0.058 220.1)
XYZ	xyz(3.6887, 4.7095, 8.4976)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4351 #511D0F

analogous

#0F513E #0F4351 #0F2251

triadic

#0F4351 #510F43 #43510F

tetradic

#0F4351 #3E0F51 #511D0F #22510F

square

#0F4351 #3E0F51 #511D0F #22510F

split-complementary

#0F4351 #510F22 #513E0F

monochromatic

#05151A #05181D #0F4351 #196E85 #2298B8

Accessibility & contrast

On white

10.81

#0F4351 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#0F4351 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4351

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4351	#FFFFFF	#000000	##FFFFFF
##0F4351	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4152

Deuteranopia (green-blind)

#323A51

Tritanopia (blue-blind)

#004847

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #0f4351;
/* rgb */ color: rgb(15, 67, 81);
/* oklch */ color: oklch(35.7% 0.058 220.1);

Tailwind

colors: {
  custom: {
    50: '#597781',
    500: '#0f4351',
    950: '#000000',
  },
}

SCSS

$custom: #0f4351;
$custom-light: #597781;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4351",
  "rgb": {
    "r": 15,
    "g": 67,
    "b": 81
  },
  "hsl": {
    "h": 192.727,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.35656,
    "c": 0.05751,
    "h": 220.1
  },
  "luminance": 0.0471
}

Semantic roles & 50–950 ramp

primary

#0F4351

secondary

#8B4431

accent

#613CEC

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0F4351

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

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