#1F837A#1F837A

#1F837A is a mid, moderate teal. Relative luminance 0.179; OKLCH L 55.3% C 0.089 H 185.9°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F837A
RGB	rgb(31, 131, 122)
HSL	hsl(175, 62%, 32%)
HSV	hsv(175, 76%, 51%)
CMYK	cmyk(76.3%, 0%, 6.9%, 48.6%)
CIE-LAB	lab(49.41, -29.76, -3.19)
CIE-LCH	lch(49.41, 29.94, 186.13°)
OKLab	oklab(55.29% -0.0882 -0.0091)
OKLCH	oklch(55.29% 0.089 185.9)
XYZ	xyz(12.1925, 17.9276, 21.2264)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F837A #831F28

analogous

#1F8348 #1F837A #1F5A83

triadic

#1F837A #7A1F83 #837A1F

tetradic

#1F837A #481F83 #831F28 #5A831F

square

#1F837A #481F83 #831F28 #5A831F

split-complementary

#1F837A #831F5A #83481F

monochromatic

#08201E #13524C #1F837A #2BB4A8 #49D4C7

Accessibility & contrast

On white

4.58

#1F837A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#1F837A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F837A

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F837A	#FFFFFF	#000000	##000000
##1F837A	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7B7A

Deuteranopia (green-blind)

#6E717B

Tritanopia (blue-blind)

#008680

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1f837a;
/* rgb */ color: rgb(31, 131, 122);
/* oklch */ color: oklch(55.3% 0.089 185.9);

Tailwind

colors: {
  custom: {
    50: '#6da7a0',
    500: '#1f837a',
    950: '#000000',
  },
}

SCSS

$custom: #1f837a;
$custom-light: #6da7a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f837a",
  "rgb": {
    "r": 31,
    "g": 131,
    "b": 122
  },
  "hsl": {
    "h": 174.6,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55294,
    "c": 0.08871,
    "h": 185.9
  },
  "luminance": 0.17929
}

Semantic roles & 50–950 ramp

primary

#1F837A

secondary

#B64852

accent

#4352E5

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #1F837A

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

Preview Lab → · Contrast checker → · Palette generator →