#12374D#12374D

#12374D is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.2% C 0.057 H 238.4°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#12374D
RGB	rgb(18, 55, 77)
HSL	hsl(202, 62%, 19%)
HSV	hsv(202, 77%, 30%)
CMYK	cmyk(76.6%, 28.6%, 0%, 69.8%)
CIE-LAB	lab(21.57, -4.71, -17.29)
CIE-LCH	lch(21.57, 17.92, 254.76°)
OKLab	oklab(32.16% -0.0299 -0.0487)
OKLCH	oklch(32.16% 0.057 238.4)
XYZ	xyz(2.9547, 3.3965, 7.5196)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12374D #4D2812

analogous

#124D45 #12374D #12194D

triadic

#12374D #4D1237 #374D12

tetradic

#12374D #45124D #4D2812 #194D12

square

#12374D #45124D #4D2812 #194D12

split-complementary

#12374D #4D1219 #4D4512

monochromatic

#061219 #06141B #12374D #1E5A7F #297EB0

Accessibility & contrast

On white

12.50

#12374D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#12374D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12374D

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12374D	#FFFFFF	#000000	##FFFFFF
##12374D	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D374E

Deuteranopia (green-blind)

#25314D

Tritanopia (blue-blind)

#003D3F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #12374d;
/* rgb */ color: rgb(18, 55, 77);
/* oklch */ color: oklch(32.2% 0.057 238.4);

Tailwind

colors: {
  custom: {
    50: '#596d7f',
    500: '#12374d',
    950: '#000000',
  },
}

SCSS

$custom: #12374d;
$custom-light: #596d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#12374d",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 77
  },
  "hsl": {
    "h": 202.373,
    "s": 62.105,
    "l": 18.627
  },
  "oklch": {
    "l": 0.32164,
    "c": 0.05716,
    "h": 238.4
  },
  "luminance": 0.03397
}

Semantic roles & 50–950 ramp

primary

#12374D

secondary

#865335

accent

#7F43E5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #12374D

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

Preview Lab → · Contrast checker → · Palette generator →