#12315D#12315D

#12315D is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.6% C 0.087 H 257.7°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#12315D
RGB	rgb(18, 49, 93)
HSL	hsl(215, 68%, 22%)
HSV	hsv(215, 81%, 36%)
CMYK	cmyk(80.6%, 47.3%, 0%, 63.5%)
CIE-LAB	lab(20.50, 6.16, -29.59)
CIE-LCH	lch(20.50, 30.23, 281.77°)
OKLab	oklab(31.64% -0.0184 -0.0848)
OKLCH	oklch(31.64% 0.087 257.7)
XYZ	xyz(3.3228, 3.1152, 10.7800)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12315D #5D3E12

analogous

#12575D #12315D #19125D

triadic

#12315D #5D1231 #315D12

tetradic

#12315D #5D1257 #5D3E12 #125D19

square

#12315D #5D1257 #5D3E12 #125D19

split-complementary

#12315D #5D1912 #575D12

monochromatic

#050E1A #08162A #12315D #1C4C90 #2667C4

Accessibility & contrast

On white

12.94

#12315D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#12315D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12315D

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12315D	#FFFFFF	#000000	##FFFFFF
##12315D	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B355F

Deuteranopia (green-blind)

#0C2E5C

Tritanopia (blue-blind)

#003B42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #12315d;
/* rgb */ color: rgb(18, 49, 93);
/* oklch */ color: oklch(31.6% 0.087 257.7);

Tailwind

colors: {
  custom: {
    50: '#5c688b',
    500: '#12315d',
    950: '#000000',
  },
}

SCSS

$custom: #12315d;
$custom-light: #5c688b;
$custom-dark: #000000;

JSON

{
  "hex": "#12315d",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 93
  },
  "hsl": {
    "h": 215.2,
    "s": 67.568,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31642,
    "c": 0.08674,
    "h": 257.7
  },
  "luminance": 0.03116
}

Semantic roles & 50–950 ramp

primary

#12315D

secondary

#956E35

accent

#A33DEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #12315D

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

Preview Lab → · Contrast checker → · Palette generator →