#12175C#12175C

#12175C is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.8% C 0.120 H 271.3°. Best body text is #FFFFFF at 16.12:1 contrast (WCAG AA passes).

Color values

HEX	#12175C
RGB	rgb(18, 23, 92)
HSL	hsl(236, 67%, 22%)
HSV	hsv(236, 80%, 36%)
CMYK	cmyk(80.4%, 75%, 0%, 63.9%)
CIE-LAB	lab(12.70, 24.75, -41.61)
CIE-LCH	lch(12.70, 48.41, 300.75°)
OKLab	oklab(25.76% 0.0027 -0.1204)
OKLCH	oklch(25.76% 0.12 271.3)
XYZ	xyz(2.4870, 1.5138, 10.2843)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12175C #5C5712

analogous

#123C5C #12175C #32125C

triadic

#12175C #5C1217 #175C12

tetradic

#12175C #5C123C #5C5712 #125C32

square

#12175C #5C123C #5C5712 #125C32

split-complementary

#12175C #5C3212 #3C5C12

monochromatic

#05061A #080A29 #12175C #1C248F #2631C2

Accessibility & contrast

On white

16.12

#12175C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#12175C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12175C

16.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12175C	#FFFFFF	#000000	##FFFFFF
##12175C	1.00	16.12	1.30	16.12
#FFFFFF	16.12	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245E

Deuteranopia (green-blind)

#001D5B

Tritanopia (blue-blind)

#002A37

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #12175c;
/* rgb */ color: rgb(18, 23, 92);
/* oklch */ color: oklch(25.8% 0.120 271.3);

Tailwind

colors: {
  custom: {
    50: '#5e548b',
    500: '#12175c',
    950: '#000000',
  },
}

SCSS

$custom: #12175c;
$custom-light: #5e548b;
$custom-dark: #000000;

JSON

{
  "hex": "#12175c",
  "rgb": {
    "r": 18,
    "g": 23,
    "b": 92
  },
  "hsl": {
    "h": 235.946,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.25759,
    "c": 0.12044,
    "h": 271.3
  },
  "luminance": 0.01514
}

Semantic roles & 50–950 ramp

primary

#12175C

secondary

#948E35

accent

#DF3EEA

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #12175C

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

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