#1F837D#1F837D

#1F837D is a mid, moderate teal. Relative luminance 0.180; OKLCH L 55.4% C 0.088 H 188.9°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F837D
RGB	rgb(31, 131, 125)
HSL	hsl(176, 62%, 32%)
HSV	hsv(176, 76%, 51%)
CMYK	cmyk(76.3%, 0%, 4.6%, 48.6%)
CIE-LAB	lab(49.50, -28.87, -4.82)
CIE-LCH	lch(49.50, 29.26, 189.48°)
OKLab	oklab(55.4% -0.0868 -0.0135)
OKLCH	oklch(55.4% 0.088 188.9)
XYZ	xyz(12.3813, 18.0031, 22.2205)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F837D #831F25

analogous

#1F834B #1F837D #1F5783

triadic

#1F837D #7D1F83 #837D1F

tetradic

#1F837D #4B1F83 #831F25 #57831F

square

#1F837D #4B1F83 #831F25 #57831F

split-complementary

#1F837D #831F57 #834B1F

monochromatic

#08201F #13524E #1F837D #2BB4AC #49D4CB

Accessibility & contrast

On white

4.56

#1F837D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#1F837D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F837D

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F837D	#FFFFFF	#000000	##000000
##1F837D	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7C7D

Deuteranopia (green-blind)

#6D717E

Tritanopia (blue-blind)

#008781

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1f837d;
/* rgb */ color: rgb(31, 131, 125);
/* oklch */ color: oklch(55.4% 0.088 188.9);

Tailwind

colors: {
  custom: {
    50: '#6da7a2',
    500: '#1f837d',
    950: '#000000',
  },
}

SCSS

$custom: #1f837d;
$custom-light: #6da7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f837d",
  "rgb": {
    "r": 31,
    "g": 131,
    "b": 125
  },
  "hsl": {
    "h": 176.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55399,
    "c": 0.08784,
    "h": 188.9
  },
  "luminance": 0.18005
}

Semantic roles & 50–950 ramp

primary

#1F837D

secondary

#B6484F

accent

#434DE5

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0F

muted

#7B7F7E

Preview Lab

Preview with #1F837D

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

Preview Lab → · Contrast checker → · Palette generator →