#12454B#12454B

#12454B is a dark, muted teal. Relative luminance 0.049; OKLCH L 36.0% C 0.053 H 206.3°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#12454B
RGB	rgb(18, 69, 75)
HSL	hsl(186, 61%, 18%)
HSV	hsv(186, 76%, 29%)
CMYK	cmyk(76%, 8%, 0%, 70.6%)
CIE-LAB	lab(26.43, -14.23, -8.50)
CIE-LCH	lch(26.43, 16.57, 210.85°)
OKLab	oklab(36.03% -0.0476 -0.0236)
OKLCH	oklch(36.03% 0.053 206.3)
XYZ	xyz(3.6470, 4.8924, 7.4074)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12454B #4B1812

analogous

#124B34 #12454B #12284B

triadic

#12454B #4B1245 #454B12

tetradic

#12454B #34124B #4B1812 #284B12

square

#12454B #34124B #4B1812 #284B12

split-complementary

#12454B #4B1228 #4B3412

monochromatic

#061719 #06181A #12454B #1E727C #2AA0AE

Accessibility & contrast

On white

10.61

#12454B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#12454B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12454B

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12454B	#FFFFFF	#000000	##FFFFFF
##12454B	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F424B

Deuteranopia (green-blind)

#363C4B

Tritanopia (blue-blind)

#004847

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #12454b;
/* rgb */ color: rgb(18, 69, 75);
/* oklch */ color: oklch(36.0% 0.053 206.3);

Tailwind

colors: {
  custom: {
    50: '#5a797d',
    500: '#12454b',
    950: '#000000',
  },
}

SCSS

$custom: #12454b;
$custom-light: #5a797d;
$custom-dark: #000000;

JSON

{
  "hex": "#12454b",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 75
  },
  "hsl": {
    "h": 186.316,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.36026,
    "c": 0.05315,
    "h": 206.3
  },
  "luminance": 0.04893
}

Semantic roles & 50–950 ramp

primary

#12454B

secondary

#843D35

accent

#5443E4

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040909

muted

#797B7B

Preview Lab

Preview with #12454B

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

Preview Lab → · Contrast checker → · Palette generator →