#12838F#12838F

#12838F is a mid, moderate teal. Relative luminance 0.183; OKLCH L 55.9% C 0.092 H 206.5°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#12838F
RGB	rgb(18, 131, 143)
HSL	hsl(186, 78%, 32%)
HSV	hsv(186, 87%, 56%)
CMYK	cmyk(87.4%, 8.4%, 0%, 43.9%)
CIE-LAB	lab(49.91, -24.37, -14.78)
CIE-LCH	lch(49.91, 28.50, 211.23°)
OKLab	oklab(55.88% -0.0824 -0.0412)
OKLCH	oklch(55.88% 0.092 206.5)
XYZ	xyz(13.3215, 18.3426, 28.8196)
Luminance	0.1834 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12838F #8F1E12

analogous

#128F5D #12838F #12458F

triadic

#12838F #8F1283 #838F12

tetradic

#12838F #5D128F #8F1E12 #458F12

square

#12838F #5D128F #8F1E12 #458F12

split-complementary

#12838F #8F1245 #8F5D12

monochromatic

#041F22 #0B5159 #12838F #19B5C5 #36D5E6

Accessibility & contrast

On white

4.50

#12838F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#12838F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #12838F

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12838F	#FFFFFF	#000000	##000000
##12838F	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777D90

Deuteranopia (green-blind)

#67728F

Tritanopia (blue-blind)

#008987

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #12838f;
/* rgb */ color: rgb(18, 131, 143);
/* oklch */ color: oklch(55.9% 0.092 206.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#12838f",
  "rgb": {
    "r": 18,
    "g": 131,
    "b": 143
  },
  "hsl": {
    "h": 185.76,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.55876,
    "c": 0.09213,
    "h": 206.5
  },
  "luminance": 0.18344
}

Semantic roles & 50–950 ramp

primary

#12838F

secondary

#C3473A

accent

#4634F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #12838F

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

Preview Lab → · Contrast checker → · Palette generator →