#1C7E9F#1C7E9F

#1C7E9F is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.098 H 226.4°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#1C7E9F
RGB	rgb(28, 126, 159)
HSL	hsl(195, 70%, 37%)
HSV	hsv(195, 82%, 62%)
CMYK	cmyk(82.4%, 20.8%, 0%, 37.6%)
CIE-LAB	lab(49.09, -15.29, -25.37)
CIE-LCH	lch(49.09, 29.62, 238.91°)
OKLab	oklab(55.47% -0.0679 -0.0713)
OKLCH	oklch(55.47% 0.098 226.4)
XYZ	xyz(14.1952, 17.6700, 35.4567)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C7E9F #9F3D1C

analogous

#1C9F7F #1C7E9F #1C3C9F

triadic

#1C7E9F #9F1C7E #7E9F1C

tetradic

#1C7E9F #7F1C9F #9F3D1C #3C9F1C

square

#1C7E9F #7F1C9F #9F3D1C #3C9F1C

split-complementary

#1C7E9F #9F1C3C #9F7F1C

monochromatic

#0A2C37 #13556B #1C7E9F #25A7D3 #54BEE1

Accessibility & contrast

On white

4.63

#1C7E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#1C7E9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1C7E9F

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C7E9F	#FFFFFF	#000000	##FFFFFF
##1C7E9F	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7BA1

Deuteranopia (green-blind)

#5B6F9F

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1c7e9f;
/* rgb */ color: rgb(28, 126, 159);
/* oklch */ color: oklch(55.5% 0.098 226.4);

Tailwind

colors: {
  custom: {
    50: '#70a3bb',
    500: '#1c7e9f',
    950: '#000000',
  },
}

SCSS

$custom: #1c7e9f;
$custom-light: #70a3bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1c7e9f",
  "rgb": {
    "r": 28,
    "g": 126,
    "b": 159
  },
  "hsl": {
    "h": 195.115,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.55469,
    "c": 0.09846,
    "h": 226.4
  },
  "luminance": 0.17672
}

Semantic roles & 50–950 ramp

primary

#1C7E9F

secondary

#C46F53

accent

#683BED

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1C7E9F

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

Preview Lab → · Contrast checker → · Palette generator →