#0F283F#0F283F

#0F283F is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.0% C 0.053 H 248.7°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#0F283F
RGB	rgb(15, 40, 63)
HSL	hsl(209, 62%, 15%)
HSV	hsv(209, 76%, 25%)
CMYK	cmyk(76.2%, 36.5%, 0%, 75.3%)
CIE-LAB	lab(15.37, -0.65, -17.47)
CIE-LCH	lch(15.37, 17.48, 267.86°)
OKLab	oklab(26.98% -0.0193 -0.0494)
OKLCH	oklch(26.98% 0.053 248.7)
XYZ	xyz(1.8527, 1.9778, 4.9858)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F283F #3F260F

analogous

#0F3F3E #0F283F #0F103F

triadic

#0F283F #3F0F28 #283F0F

tetradic

#0F283F #3E0F3F #3F260F #103F0F

square

#0F283F #3E0F3F #3F260F #103F0F

split-complementary

#0F283F #3F0F10 #3F3E0F

monochromatic

#061019 #061019 #0F283F #1B4770 #2767A2

Accessibility & contrast

On white

15.05

#0F283F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0F283F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F283F

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F283F	#FFFFFF	#000000	##FFFFFF
##0F283F	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2940

Deuteranopia (green-blind)

#17243F

Tritanopia (blue-blind)

#002D30

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0f283f;
/* rgb */ color: rgb(15, 40, 63);
/* oklch */ color: oklch(27.0% 0.053 248.7);

Tailwind

colors: {
  custom: {
    50: '#546174',
    500: '#0f283f',
    950: '#000000',
  },
}

SCSS

$custom: #0f283f;
$custom-light: #546174;
$custom-dark: #000000;

JSON

{
  "hex": "#0f283f",
  "rgb": {
    "r": 15,
    "g": 40,
    "b": 63
  },
  "hsl": {
    "h": 208.75,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.2698,
    "c": 0.05304,
    "h": 248.7
  },
  "luminance": 0.01978
}

Semantic roles & 50–950 ramp

primary

#0F283F

secondary

#795330

accent

#9143E5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0F283F

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

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