#0F3057#0F3057

#0F3057 is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.8% C 0.080 H 254.8°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#0F3057
RGB	rgb(15, 48, 87)
HSL	hsl(213, 71%, 20%)
HSV	hsv(213, 83%, 34%)
CMYK	cmyk(82.8%, 44.8%, 0%, 65.9%)
CIE-LAB	lab(19.65, 3.88, -26.98)
CIE-LCH	lch(19.65, 27.26, 278.18°)
OKLab	oklab(30.82% -0.021 -0.0771)
OKLCH	oklch(30.82% 0.08 254.8)
XYZ	xyz(2.9736, 2.9032, 9.4186)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3057 #57360F

analogous

#0F5457 #0F3057 #120F57

triadic

#0F3057 #570F30 #30570F

tetradic

#0F3057 #570F54 #57360F #0F5712

square

#0F3057 #570F54 #57360F #0F5712

split-complementary

#0F3057 #57120F #54570F

monochromatic

#050E1A #061323 #0F3057 #184D8B #216ABF

Accessibility & contrast

On white

13.28

#0F3057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0F3057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3057

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3057	#FFFFFF	#000000	##FFFFFF
##0F3057	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3359

Deuteranopia (green-blind)

#112D56

Tritanopia (blue-blind)

#00393F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0f3057;
/* rgb */ color: rgb(15, 48, 87);
/* oklch */ color: oklch(30.8% 0.080 254.8);

Tailwind

colors: {
  custom: {
    50: '#5a6786',
    500: '#0f3057',
    950: '#000000',
  },
}

SCSS

$custom: #0f3057;
$custom-light: #5a6786;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3057",
  "rgb": {
    "r": 15,
    "g": 48,
    "b": 87
  },
  "hsl": {
    "h": 212.5,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.30823,
    "c": 0.07996,
    "h": 254.8
  },
  "luminance": 0.02904
}

Semantic roles & 50–950 ramp

primary

#0F3057

secondary

#916531

accent

#9B3AED

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0F3057

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

Preview Lab → · Contrast checker → · Palette generator →