#1F83A6#1F83A6

#1F83A6 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.1% C 0.101 H 227.2°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#1F83A6
RGB	rgb(31, 131, 166)
HSL	hsl(196, 69%, 39%)
HSV	hsv(196, 81%, 65%)
CMYK	cmyk(81.3%, 21.1%, 0%, 34.9%)
CIE-LAB	lab(51.01, -15.29, -26.47)
CIE-LCH	lch(51.01, 30.57, 239.98°)
OKLab	oklab(57.12% -0.069 -0.0744)
OKLCH	oklch(57.12% 0.101 227.2)
XYZ	xyz(15.5615, 19.2751, 38.9693)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F83A6 #A6421F

analogous

#1FA685 #1F83A6 #1F3FA6

triadic

#1F83A6 #A61F83 #83A61F

tetradic

#1F83A6 #851FA6 #A6421F #3FA61F

square

#1F83A6 #851FA6 #A6421F #3FA61F

split-complementary

#1F83A6 #A61F3F #A6851F

monochromatic

#0C323F #155A72 #1F83A6 #2BABD7 #5EBFE1

Accessibility & contrast

On white

4.33

#1F83A6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#1F83A6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F83A6

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F83A6	#FFFFFF	#000000	##000000
##1F83A6	1.00	4.33	4.86	4.86
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7081A8

Deuteranopia (green-blind)

#5F74A6

Tritanopia (blue-blind)

#008D8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f83a6;
/* rgb */ color: rgb(31, 131, 166);
/* oklch */ color: oklch(57.1% 0.101 227.2);

Tailwind

colors: {
  custom: {
    50: '#72a7c0',
    500: '#1f83a6',
    950: '#000000',
  },
}

SCSS

$custom: #1f83a6;
$custom-light: #72a7c0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f83a6",
  "rgb": {
    "r": 31,
    "g": 131,
    "b": 166
  },
  "hsl": {
    "h": 195.556,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57116,
    "c": 0.10146,
    "h": 227.2
  },
  "luminance": 0.19277
}

Semantic roles & 50–950 ramp

primary

#1F83A6

secondary

#C5775B

accent

#6A3CEB

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1F83A6

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

Preview Lab → · Contrast checker → · Palette generator →