#3F80AD#3F80AD

#3F80AD is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.7% C 0.096 H 241.4°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3F80AD
RGB	rgb(63, 128, 173)
HSL	hsl(205, 47%, 46%)
HSV	hsv(205, 64%, 68%)
CMYK	cmyk(63.6%, 26%, 0%, 32.2%)
CIE-LAB	lab(51.28, -6.59, -30.03)
CIE-LCH	lch(51.28, 30.74, 257.63°)
OKLab	oklab(57.68% -0.0461 -0.0844)
OKLCH	oklch(57.68% 0.096 241.4)
XYZ	xyz(17.3090, 19.5105, 42.3808)
Luminance	0.1951 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F80AD #AD6C3F

analogous

#3FADA3 #3F80AD #3F49AD

triadic

#3F80AD #AD3F80 #80AD3F

tetradic

#3F80AD #A33FAD #AD6C3F #49AD3F

square

#3F80AD #A33FAD #AD6C3F #49AD3F

split-complementary

#3F80AD #AD3F49 #ADA33F

monochromatic

#1E3E53 #2F5F80 #3F80AD #639EC6 #90BAD7

Accessibility & contrast

On white

4.28

#3F80AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#3F80AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F80AD

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F80AD	#FFFFFF	#000000	##000000
##3F80AD	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C80AF

Deuteranopia (green-blind)

#5D75AC

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3f80ad;
/* rgb */ color: rgb(63, 128, 173);
/* oklch */ color: oklch(57.7% 0.096 241.4);

Tailwind

colors: {
  custom: {
    50: '#7fa4c5',
    500: '#3f80ad',
    950: '#000000',
  },
}

SCSS

$custom: #3f80ad;
$custom-light: #7fa4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f80ad",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 173
  },
  "hsl": {
    "h": 204.545,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57683,
    "c": 0.09618,
    "h": 241.4
  },
  "luminance": 0.19512
}

Semantic roles & 50–950 ramp

primary

#3F80AD

secondary

#C29E86

accent

#8852D6

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3F80AD

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

Preview Lab → · Contrast checker → · Palette generator →