#1F757F#1F757F

#1F757F is a mid, moderate teal. Relative luminance 0.145; OKLCH L 51.8% C 0.079 H 206.5°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#1F757F
RGB	rgb(31, 117, 127)
HSL	hsl(186, 61%, 31%)
HSV	hsv(186, 76%, 50%)
CMYK	cmyk(75.6%, 7.9%, 0%, 50.2%)
CIE-LAB	lab(45.00, -21.11, -12.74)
CIE-LCH	lch(45.00, 24.65, 211.11°)
OKLab	oklab(51.78% -0.071 -0.0354)
OKLCH	oklch(51.78% 0.079 206.5)
XYZ	xyz(10.7555, 14.5449, 22.3152)
Luminance	0.1455 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F757F #7F291F

analogous

#1F7F59 #1F757F #1F457F

triadic

#1F757F #7F1F75 #757F1F

tetradic

#1F757F #591F7F #7F291F #457F1F

square

#1F757F #591F7F #7F291F #457F1F

split-complementary

#1F757F #7F1F45 #7F591F

monochromatic

#071A1D #13484E #1F757F #2BA2B0 #46C3D2

Accessibility & contrast

On white

5.37

#1F757F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#1F757F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F757F

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F757F	#FFFFFF	#000000	##FFFFFF
##1F757F	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7080

Deuteranopia (green-blind)

#5D667F

Tritanopia (blue-blind)

#007A78

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1f757f;
/* rgb */ color: rgb(31, 117, 127);
/* oklch */ color: oklch(51.8% 0.079 206.5);

Tailwind

colors: {
  custom: {
    50: '#6b9da4',
    500: '#1f757f',
    950: '#000000',
  },
}

SCSS

$custom: #1f757f;
$custom-light: #6b9da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f757f",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 127
  },
  "hsl": {
    "h": 186.25,
    "s": 60.759,
    "l": 30.98
  },
  "oklch": {
    "l": 0.51775,
    "c": 0.0793,
    "h": 206.5
  },
  "luminance": 0.14546
}

Semantic roles & 50–950 ramp

primary

#1F757F

secondary

#B25348

accent

#5544E4

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1F757F

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

Preview Lab → · Contrast checker → · Palette generator →