#0F3B54#0F3B54

#0F3B54 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.064 H 238.3°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#0F3B54
RGB	rgb(15, 59, 84)
HSL	hsl(202, 70%, 19%)
HSV	hsv(202, 82%, 33%)
CMYK	cmyk(82.1%, 29.8%, 0%, 67.1%)
CIE-LAB	lab(23.23, -5.01, -19.33)
CIE-LCH	lch(23.23, 19.97, 255.48°)
OKLab	oklab(33.58% -0.0337 -0.0546)
OKLCH	oklch(33.58% 0.064 238.3)
XYZ	xyz(3.3606, 3.8692, 8.9555)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3B54 #54280F

analogous

#0F544B #0F3B54 #0F1954

triadic

#0F3B54 #540F3B #3B540F

tetradic

#0F3B54 #4B0F54 #54280F #19540F

square

#0F3B54 #4B0F54 #54280F #19540F

split-complementary

#0F3B54 #540F19 #544B0F

monochromatic

#05121A #061720 #0F3B54 #185F88 #2284BC

Accessibility & contrast

On white

11.84

#0F3B54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#0F3B54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3B54

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3B54	#FFFFFF	#000000	##FFFFFF
##0F3B54	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3B55

Deuteranopia (green-blind)

#263454

Tritanopia (blue-blind)

#004144

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #0f3b54;
/* rgb */ color: rgb(15, 59, 84);
/* oklch */ color: oklch(33.6% 0.064 238.3);

Tailwind

colors: {
  custom: {
    50: '#597084',
    500: '#0f3b54',
    950: '#000000',
  },
}

SCSS

$custom: #0f3b54;
$custom-light: #597084;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3b54",
  "rgb": {
    "r": 15,
    "g": 59,
    "b": 84
  },
  "hsl": {
    "h": 201.739,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33582,
    "c": 0.06416,
    "h": 238.3
  },
  "luminance": 0.0387
}

Semantic roles & 50–950 ramp

primary

#0F3B54

secondary

#8E5331

accent

#7C3BED

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #0F3B54

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

Preview Lab → · Contrast checker → · Palette generator →