#12315E#12315E

#12315E is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.7% C 0.088 H 258.1°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#12315E
RGB	rgb(18, 49, 94)
HSL	hsl(216, 68%, 22%)
HSV	hsv(216, 81%, 37%)
CMYK	cmyk(80.9%, 47.9%, 0%, 63.1%)
CIE-LAB	lab(20.57, 6.59, -30.14)
CIE-LCH	lch(20.57, 30.85, 282.34°)
OKLab	oklab(31.72% -0.0182 -0.0864)
OKLCH	oklch(31.72% 0.088 258.1)
XYZ	xyz(3.3674, 3.1330, 11.0148)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12315E #5E3F12

analogous

#12575E #12315E #19125E

triadic

#12315E #5E1231 #315E12

tetradic

#12315E #5E1257 #5E3F12 #125E19

square

#12315E #5E1257 #5E3F12 #125E19

split-complementary

#12315E #5E1912 #575E12

monochromatic

#050D1A #08162B #12315E #1C4C91 #2667C5

Accessibility & contrast

On white

12.91

#12315E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#12315E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12315E

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12315E	#FFFFFF	#000000	##FFFFFF
##12315E	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3560

Deuteranopia (green-blind)

#0A2E5D

Tritanopia (blue-blind)

#003C42

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #12315e;
/* rgb */ color: rgb(18, 49, 94);
/* oklch */ color: oklch(31.7% 0.088 258.1);

Tailwind

colors: {
  custom: {
    50: '#5c688c',
    500: '#12315e',
    950: '#000000',
  },
}

SCSS

$custom: #12315e;
$custom-light: #5c688c;
$custom-dark: #000000;

JSON

{
  "hex": "#12315e",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 94
  },
  "hsl": {
    "h": 215.526,
    "s": 67.857,
    "l": 21.961
  },
  "oklch": {
    "l": 0.31719,
    "c": 0.08826,
    "h": 258.1
  },
  "luminance": 0.03133
}

Semantic roles & 50–950 ramp

primary

#12315E

secondary

#966F35

accent

#A43DEB

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #12315E

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

Preview Lab → · Contrast checker → · Palette generator →