#0F273B#0F273B

#0F273B is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.4% C 0.048 H 246.1°. Best body text is #FFFFFF at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#0F273B
RGB	rgb(15, 39, 59)
HSL	hsl(207, 59%, 15%)
HSV	hsv(207, 75%, 23%)
CMYK	cmyk(74.6%, 33.9%, 0%, 76.9%)
CIE-LAB	lab(14.78, -1.62, -15.60)
CIE-LCH	lch(14.78, 15.68, 264.09°)
OKLab	oklab(26.44% -0.0195 -0.044)
OKLCH	oklch(26.44% 0.048 246.1)
XYZ	xyz(1.7116, 1.8682, 4.4072)
Luminance	0.0187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F273B #3B230F

analogous

#0F3B39 #0F273B #0F113B

triadic

#0F273B #3B0F27 #273B0F

tetradic

#0F273B #390F3B #3B230F #113B0F

square

#0F273B #390F3B #3B230F #113B0F

split-complementary

#0F273B #3B0F11 #3B390F

monochromatic

#061018 #061018 #0F273B #1B476C #28689D

Accessibility & contrast

On white

15.29

#0F273B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0F273B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F273B

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F273B	#FFFFFF	#000000	##FFFFFF
##0F273B	1.00	15.29	1.37	15.29
#FFFFFF	15.29	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E283C

Deuteranopia (green-blind)

#18233B

Tritanopia (blue-blind)

#002C2E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f273b;
/* rgb */ color: rgb(15, 39, 59);
/* oklch */ color: oklch(26.4% 0.048 246.1);

Tailwind

colors: {
  custom: {
    50: '#536071',
    500: '#0f273b',
    950: '#000000',
  },
}

SCSS

$custom: #0f273b;
$custom-light: #536071;
$custom-dark: #000000;

JSON

{
  "hex": "#0f273b",
  "rgb": {
    "r": 15,
    "g": 39,
    "b": 59
  },
  "hsl": {
    "h": 207.273,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.26439,
    "c": 0.04813,
    "h": 246.1
  },
  "luminance": 0.01868
}

Semantic roles & 50–950 ramp

primary

#0F273B

secondary

#755030

accent

#8D45E3

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#030507

muted

#78797A

Preview Lab

Preview with #0F273B

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

Preview Lab → · Contrast checker → · Palette generator →