#0F374D#0F374D

#0F374D is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.1% C 0.059 H 237.0°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#0F374D
RGB	rgb(15, 55, 77)
HSL	hsl(201, 67%, 18%)
HSV	hsv(201, 81%, 30%)
CMYK	cmyk(80.5%, 28.6%, 0%, 69.8%)
CIE-LAB	lab(21.47, -5.21, -17.45)
CIE-LCH	lch(21.47, 18.21, 253.36°)
OKLab	oklab(32.06% -0.0319 -0.0492)
OKLCH	oklch(32.06% 0.059 237)
XYZ	xyz(2.9022, 3.3694, 7.5171)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F374D #4D250F

analogous

#0F4D44 #0F374D #0F184D

triadic

#0F374D #4D0F37 #374D0F

tetradic

#0F374D #440F4D #4D250F #184D0F

square

#0F374D #440F4D #4D250F #184D0F

split-complementary

#0F374D #4D0F18 #4D440F

monochromatic

#05121A #05121A #0F374D #195C80 #2380B3

Accessibility & contrast

On white

12.54

#0F374D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#0F374D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F374D

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F374D	#FFFFFF	#000000	##FFFFFF
##0F374D	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D374E

Deuteranopia (green-blind)

#24314D

Tritanopia (blue-blind)

#003D3F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0f374d;
/* rgb */ color: rgb(15, 55, 77);
/* oklch */ color: oklch(32.1% 0.059 237.0);

Tailwind

colors: {
  custom: {
    50: '#576d7f',
    500: '#0f374d',
    950: '#000000',
  },
}

SCSS

$custom: #0f374d;
$custom-light: #576d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0f374d",
  "rgb": {
    "r": 15,
    "g": 55,
    "b": 77
  },
  "hsl": {
    "h": 201.29,
    "s": 67.391,
    "l": 18.039
  },
  "oklch": {
    "l": 0.32056,
    "c": 0.05863,
    "h": 237
  },
  "luminance": 0.0337
}

Semantic roles & 50–950 ramp

primary

#0F374D

secondary

#874F31

accent

#7B3EEA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #0F374D

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

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