#1F7B9D#1F7B9D

#1F7B9D is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.7% C 0.097 H 228.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1F7B9D
RGB	rgb(31, 123, 157)
HSL	hsl(196, 67%, 37%)
HSV	hsv(196, 80%, 62%)
CMYK	cmyk(80.3%, 21.7%, 0%, 38.4%)
CIE-LAB	lab(48.12, -14.03, -25.70)
CIE-LCH	lch(48.12, 29.28, 241.38°)
OKLab	oklab(54.68% -0.0646 -0.0722)
OKLCH	oklch(54.68% 0.097 228.2)
XYZ	xyz(13.7313, 16.8899, 34.4281)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7B9D #9D411F

analogous

#1F9D80 #1F7B9D #1F3C9D

triadic

#1F7B9D #9D1F7B #7B9D1F

tetradic

#1F7B9D #801F9D #9D411F #3C9D1F

square

#1F7B9D #801F9D #9D411F #3C9D1F

split-complementary

#1F7B9D #9D1F3C #9D801F

monochromatic

#0B2B37 #15536A #1F7B9D #29A3D0 #58BADE

Accessibility & contrast

On white

4.80

#1F7B9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#1F7B9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7B9D

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7B9D	#FFFFFF	#000000	##FFFFFF
##1F7B9D	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69799F

Deuteranopia (green-blind)

#586D9D

Tritanopia (blue-blind)

#008586

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #1f7b9d;
/* rgb */ color: rgb(31, 123, 157);
/* oklch */ color: oklch(54.7% 0.097 228.2);

Tailwind

colors: {
  custom: {
    50: '#70a1ba',
    500: '#1f7b9d',
    950: '#000000',
  },
}

SCSS

$custom: #1f7b9d;
$custom-light: #70a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7b9d",
  "rgb": {
    "r": 31,
    "g": 123,
    "b": 157
  },
  "hsl": {
    "h": 196.19,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.54678,
    "c": 0.09694,
    "h": 228.2
  },
  "luminance": 0.16892
}

Semantic roles & 50–950 ramp

primary

#1F7B9D

secondary

#C27356

accent

#6C3EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #1F7B9D

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

Preview Lab → · Contrast checker → · Palette generator →