#12375C#12375C

#12375C is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.1% C 0.078 H 251.4°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#12375C
RGB	rgb(18, 55, 92)
HSL	hsl(210, 67%, 22%)
HSV	hsv(210, 80%, 36%)
CMYK	cmyk(80.4%, 40.2%, 0%, 63.9%)
CIE-LAB	lab(22.42, 1.48, -25.87)
CIE-LCH	lch(22.42, 25.91, 273.27°)
OKLab	oklab(33.12% -0.0248 -0.0737)
OKLCH	oklch(33.12% 0.078 251.4)
XYZ	xyz(3.5467, 3.6333, 10.6375)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12375C #5C3712

analogous

#125C5C #12375C #12125C

triadic

#12375C #5C1237 #375C12

tetradic

#12375C #5C125C #5C3712 #125C12

square

#12375C #5C125C #5C3712 #125C12

split-complementary

#12375C #5C1212 #5C5C12

monochromatic

#050F1A #081829 #12375C #1C568F #2674C2

Accessibility & contrast

On white

12.16

#12375C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#12375C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12375C

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12375C	#FFFFFF	#000000	##FFFFFF
##12375C	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26395E

Deuteranopia (green-blind)

#1B325B

Tritanopia (blue-blind)

#004045

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #12375c;
/* rgb */ color: rgb(18, 55, 92);
/* oklch */ color: oklch(33.1% 0.078 251.4);

Tailwind

colors: {
  custom: {
    50: '#5c6d8a',
    500: '#12375c',
    950: '#000000',
  },
}

SCSS

$custom: #12375c;
$custom-light: #5c6d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#12375c",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 92
  },
  "hsl": {
    "h": 210,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.33116,
    "c": 0.07777,
    "h": 251.4
  },
  "luminance": 0.03634
}

Semantic roles & 50–950 ramp

primary

#12375C

secondary

#946535

accent

#943EEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04070C

muted

#797A7D

Preview Lab

Preview with #12375C

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

Preview Lab → · Contrast checker → · Palette generator →