#0C2957#0C2957

#0C2957 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 28.9% C 0.090 H 259.5°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#0C2957
RGB	rgb(12, 41, 87)
HSL	hsl(217, 76%, 19%)
HSV	hsv(217, 86%, 34%)
CMYK	cmyk(86.2%, 52.9%, 0%, 65.9%)
CIE-LAB	lab(17.23, 8.63, -30.87)
CIE-LCH	lch(17.23, 32.05, 285.62°)
OKLab	oklab(28.93% -0.0165 -0.0888)
OKLCH	oklch(28.93% 0.09 259.5)
XYZ	xyz(2.6642, 2.3518, 9.3285)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2957 #573A0C

analogous

#0C4F57 #0C2957 #150C57

triadic

#0C2957 #570C29 #29570C

tetradic

#0C2957 #570C4F #573A0C #0C5715

square

#0C2957 #570C4F #573A0C #0C5715

split-complementary

#0C2957 #57150C #4F570C

monochromatic

#040D1B #051021 #0C2957 #13428D #1B5CC3

Accessibility & contrast

On white

14.28

#0C2957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0C2957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2957

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2957	#FFFFFF	#000000	##FFFFFF
##0C2957	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2E59

Deuteranopia (green-blind)

#002756

Tritanopia (blue-blind)

#00343B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0c2957;
/* rgb */ color: rgb(12, 41, 87);
/* oklch */ color: oklch(28.9% 0.090 259.5);

Tailwind

colors: {
  custom: {
    50: '#596287',
    500: '#0c2957',
    950: '#000000',
  },
}

SCSS

$custom: #0c2957;
$custom-light: #596287;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2957",
  "rgb": {
    "r": 12,
    "g": 41,
    "b": 87
  },
  "hsl": {
    "h": 216.8,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.28926,
    "c": 0.09028,
    "h": 259.5
  },
  "luminance": 0.02352
}

Semantic roles & 50–950 ramp

primary

#0C2957

secondary

#926B2D

accent

#A935F2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #0C2957

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

Preview Lab → · Contrast checker → · Palette generator →