#1F7F9D#1F7F9D

#1F7F9D is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.7% C 0.096 H 224.2°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#1F7F9D
RGB	rgb(31, 127, 157)
HSL	hsl(194, 67%, 37%)
HSV	hsv(194, 80%, 62%)
CMYK	cmyk(80.3%, 19.1%, 0%, 38.4%)
CIE-LAB	lab(49.38, -16.26, -23.76)
CIE-LCH	lch(49.38, 28.79, 235.62°)
OKLab	oklab(55.68% -0.0686 -0.0666)
OKLCH	oklch(55.68% 0.096 224.2)
XYZ	xyz(14.2377, 17.9026, 34.5969)
Luminance	0.1790 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7F9D #9D3D1F

analogous

#1F9D7C #1F7F9D #1F409D

triadic

#1F7F9D #9D1F7F #7F9D1F

tetradic

#1F7F9D #7C1F9D #9D3D1F #409D1F

square

#1F7F9D #7C1F9D #9D3D1F #409D1F

split-complementary

#1F7F9D #9D1F40 #9D7C1F

monochromatic

#0B2C37 #15566A #1F7F9D #29A8D0 #58BEDE

Accessibility & contrast

On white

4.58

#1F7F9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#1F7F9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F7F9D

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7F9D	#FFFFFF	#000000	##000000
##1F7F9D	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7C9F

Deuteranopia (green-blind)

#5E709D

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1f7f9d;
/* rgb */ color: rgb(31, 127, 157);
/* oklch */ color: oklch(55.7% 0.096 224.2);

Tailwind

colors: {
  custom: {
    50: '#70a4ba',
    500: '#1f7f9d',
    950: '#000000',
  },
}

SCSS

$custom: #1f7f9d;
$custom-light: #70a4ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7f9d",
  "rgb": {
    "r": 31,
    "g": 127,
    "b": 157
  },
  "hsl": {
    "h": 194.286,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.55685,
    "c": 0.09561,
    "h": 224.2
  },
  "luminance": 0.17904
}

Semantic roles & 50–950 ramp

primary

#1F7F9D

secondary

#C27056

accent

#673EEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1F7F9D

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

Preview Lab → · Contrast checker → · Palette generator →