#0F435C#0F435C

#0F435C is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.2% C 0.068 H 234.6°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#0F435C
RGB	rgb(15, 67, 92)
HSL	hsl(199, 72%, 21%)
HSV	hsv(199, 84%, 36%)
CMYK	cmyk(83.7%, 27.2%, 0%, 63.9%)
CIE-LAB	lab(26.41, -6.96, -19.59)
CIE-LCH	lch(26.41, 20.79, 250.44°)
OKLab	oklab(36.25% -0.0393 -0.0553)
OKLCH	oklch(36.25% 0.068 234.6)
XYZ	xyz(4.1351, 4.8881, 10.8487)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F435C #5C280F

analogous

#0F5C4E #0F435C #0F1C5C

triadic

#0F435C #5C0F43 #435C0F

tetradic

#0F435C #4E0F5C #5C280F #1C5C0F

square

#0F435C #4E0F5C #5C280F #1C5C0F

split-complementary

#0F435C #5C0F1C #5C4E0F

monochromatic

#04131A #061D27 #0F435C #186991 #2090C5

Accessibility & contrast

On white

10.62

#0F435C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#0F435C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F435C

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F435C	#FFFFFF	#000000	##FFFFFF
##0F435C	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37425D

Deuteranopia (green-blind)

#2C3B5C

Tritanopia (blue-blind)

#004A4C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0f435c;
/* rgb */ color: rgb(15, 67, 92);
/* oklch */ color: oklch(36.2% 0.068 234.6);

Tailwind

colors: {
  custom: {
    50: '#5b778a',
    500: '#0f435c',
    950: '#000000',
  },
}

SCSS

$custom: #0f435c;
$custom-light: #5b778a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f435c",
  "rgb": {
    "r": 15,
    "g": 67,
    "b": 92
  },
  "hsl": {
    "h": 199.481,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.36246,
    "c": 0.06783,
    "h": 234.6
  },
  "luminance": 0.04889
}

Semantic roles & 50–950 ramp

primary

#0F435C

secondary

#955231

accent

#7439EF

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F435C

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

Preview Lab → · Contrast checker → · Palette generator →