#12838E#12838E

#12838E is a mid, moderate teal. Relative luminance 0.183; OKLCH L 55.8% C 0.092 H 205.6°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#12838E
RGB	rgb(18, 131, 142)
HSL	hsl(185, 78%, 31%)
HSV	hsv(185, 87%, 56%)
CMYK	cmyk(87.3%, 7.7%, 0%, 44.3%)
CIE-LAB	lab(49.87, -24.71, -14.25)
CIE-LCH	lch(49.87, 28.52, 209.97°)
OKLab	oklab(55.83% -0.0829 -0.0397)
OKLCH	oklch(55.83% 0.092 205.6)
XYZ	xyz(13.2460, 18.3125, 28.4225)
Luminance	0.1831 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12838E #8E1D12

analogous

#128E5B #12838E #12458E

triadic

#12838E #8E1283 #838E12

tetradic

#12838E #5B128E #8E1D12 #458E12

square

#12838E #5B128E #8E1D12 #458E12

split-complementary

#12838E #8E1245 #8E5B12

monochromatic

#041F21 #0B5158 #12838E #19B5C4 #35D6E5

Accessibility & contrast

On white

4.50

#12838E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#12838E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #12838E

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12838E	#FFFFFF	#000000	##000000
##12838E	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777D8F

Deuteranopia (green-blind)

#67728E

Tritanopia (blue-blind)

#008986

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #12838e;
/* rgb */ color: rgb(18, 131, 142);
/* oklch */ color: oklch(55.8% 0.092 205.6);

Tailwind

colors: {
  custom: {
    50: '#6ca7af',
    500: '#12838e',
    950: '#000000',
  },
}

SCSS

$custom: #12838e;
$custom-light: #6ca7af;
$custom-dark: #000000;

JSON

{
  "hex": "#12838e",
  "rgb": {
    "r": 18,
    "g": 131,
    "b": 142
  },
  "hsl": {
    "h": 185.323,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55834,
    "c": 0.09188,
    "h": 205.6
  },
  "luminance": 0.18314
}

Semantic roles & 50–950 ramp

primary

#12838E

secondary

#C2463A

accent

#4534F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #12838E

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

Preview Lab → · Contrast checker → · Palette generator →