#1F757A#1F757A

#1F757A is a mid, moderate teal. Relative luminance 0.144; OKLCH L 51.6% C 0.078 H 200.8°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX#1F757A
RGBrgb(31, 117, 122)
HSLhsl(183, 59%, 30%)
HSVhsv(183, 75%, 48%)
CMYKcmyk(74.6%, 4.1%, 0%, 52.2%)
CIE-LABlab(44.83, -22.74, -10.02)
CIE-LCHlch(44.83, 24.85, 203.77°)
OKLaboklab(51.57% -0.0732 -0.0278)
OKLCHoklch(51.57% 0.078 200.8)
XYZxyz(10.4377, 14.4178, 20.6414)
Luminance0.1442 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F757A #7A241F
analogous
#1F7A52 #1F757A #1F477A
triadic
#1F757A #7A1F75 #757A1F
tetradic
#1F757A #521F7A #7A241F #477A1F
square
#1F757A #521F7A #7A241F #477A1F
split-complementary
#1F757A #7A1F47 #7A521F
monochromatic
#061718 #134649 #1F757A #2BA4AB #44C8CF

Accessibility & contrast

On white

5.41
#1F757A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.88
#1F757A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F757A
5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F757A#FFFFFF#000000##FFFFFF
##1F757A1.005.413.885.41
#FFFFFF5.411.0021.001.00
#0000003.8821.001.0021.00
##FFFFFF5.411.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6C707A
Deuteranopia (green-blind)
#5F667A
Tritanopia (blue-blind)
#007A76
Achromatopsia (no color)
#6A6A6A

Design tokens & code

CSS
--color: #1f757a;
/* rgb */ color: rgb(31, 117, 122);
/* oklch */ color: oklch(51.6% 0.078 200.8);
Tailwind
colors: {
  custom: {
    50: '#6a9da0',
    500: '#1f757a',
    950: '#000000',
  },
}
SCSS
$custom: #1f757a;
$custom-light: #6a9da0;
$custom-dark: #000000;
JSON
{
  "hex": "#1f757a",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 122
  },
  "hsl": {
    "h": 183.297,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.51572,
    "c": 0.07836,
    "h": 200.8
  },
  "luminance": 0.14419
}

Semantic roles & 50–950 ramp

primary
#1F757A
secondary
#AD4D47
accent
#4E45E3
background
#F6F9F9
surface
#ECF2F2
border
#C7CCCC
text
#070E0E
muted
#7A7E7E

Preview Lab

Preview with #1F757A

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

Preview Lab → · Contrast checker → · Palette generator →

#1F757A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva