#1C83A7#1C83A7

#1C83A7 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.1% C 0.103 H 227.5°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#1C83A7
RGB	rgb(28, 131, 167)
HSL	hsl(196, 71%, 38%)
HSV	hsv(196, 83%, 65%)
CMYK	cmyk(83.2%, 21.6%, 0%, 34.5%)
CIE-LAB	lab(51.00, -15.22, -27.07)
CIE-LCH	lch(51.00, 31.05, 240.65°)
OKLab	oklab(57.11% -0.0697 -0.0761)
OKLCH	oklch(57.11% 0.103 227.5)
XYZ	xyz(15.5673, 19.2675, 39.4503)
Luminance	0.1927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C83A7 #A7401C

analogous

#1CA785 #1C83A7 #1C3DA7

triadic

#1C83A7 #A71C83 #83A71C

tetradic

#1C83A7 #851CA7 #A7401C #3DA71C

square

#1C83A7 #851CA7 #A7401C #3DA71C

split-complementary

#1C83A7 #A71C3D #A7851C

monochromatic

#0A313E #135A73 #1C83A7 #26ACDB #5AC0E3

Accessibility & contrast

On white

4.33

#1C83A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#1C83A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C83A7

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C83A7	#FFFFFF	#000000	##000000
##1C83A7	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7081A9

Deuteranopia (green-blind)

#5E74A7

Tritanopia (blue-blind)

#008D8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1c83a7;
/* rgb */ color: rgb(28, 131, 167);
/* oklch */ color: oklch(57.1% 0.103 227.5);

Tailwind

colors: {
  custom: {
    50: '#72a7c1',
    500: '#1c83a7',
    950: '#000000',
  },
}

SCSS

$custom: #1c83a7;
$custom-light: #72a7c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c83a7",
  "rgb": {
    "r": 28,
    "g": 131,
    "b": 167
  },
  "hsl": {
    "h": 195.54,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.57108,
    "c": 0.10319,
    "h": 227.5
  },
  "luminance": 0.19269
}

Semantic roles & 50–950 ramp

primary

#1C83A7

secondary

#C77558

accent

#683AEE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1C83A7

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

Preview Lab → · Contrast checker → · Palette generator →