#12434B#12434B

#12434B is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.5% C 0.052 H 210.5°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#12434B
RGB	rgb(18, 67, 75)
HSL	hsl(188, 61%, 18%)
HSV	hsv(188, 76%, 29%)
CMYK	cmyk(76%, 10.7%, 0%, 70.6%)
CIE-LAB	lab(25.71, -13.05, -9.57)
CIE-LCH	lch(25.71, 16.18, 216.27°)
OKLab	oklab(35.45% -0.0452 -0.0266)
OKLCH	oklch(35.45% 0.052 210.5)
XYZ	xyz(3.5261, 4.6505, 7.3671)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12434B #4B1A12

analogous

#124B36 #12434B #12264B

triadic

#12434B #4B1243 #434B12

tetradic

#12434B #36124B #4B1A12 #264B12

square

#12434B #36124B #4B1A12 #264B12

split-complementary

#12434B #4B1226 #4B3612

monochromatic

#061619 #06171A #12434B #1E6F7C #2A9BAE

Accessibility & contrast

On white

10.88

#12434B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#12434B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12434B

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12434B	#FFFFFF	#000000	##FFFFFF
##12434B	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C404B

Deuteranopia (green-blind)

#343A4B

Tritanopia (blue-blind)

#004745

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #12434b;
/* rgb */ color: rgb(18, 67, 75);
/* oklch */ color: oklch(35.5% 0.052 210.5);

Tailwind

colors: {
  custom: {
    50: '#59777d',
    500: '#12434b',
    950: '#000000',
  },
}

SCSS

$custom: #12434b;
$custom-light: #59777d;
$custom-dark: #000000;

JSON

{
  "hex": "#12434b",
  "rgb": {
    "r": 18,
    "g": 67,
    "b": 75
  },
  "hsl": {
    "h": 188.421,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.35452,
    "c": 0.05248,
    "h": 210.5
  },
  "luminance": 0.04651
}

Semantic roles & 50–950 ramp

primary

#12434B

secondary

#844035

accent

#5A43E4

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #12434B

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

Preview Lab → · Contrast checker → · Palette generator →