#3F71A2#3F71A2

#3F71A2 is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.6% C 0.095 H 249.6°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#3F71A2
RGB	rgb(63, 113, 162)
HSL	hsl(210, 44%, 44%)
HSV	hsv(210, 61%, 64%)
CMYK	cmyk(61.1%, 30.2%, 0%, 36.5%)
CIE-LAB	lab(46.28, -1.43, -31.43)
CIE-LCH	lch(46.28, 31.46, 267.40°)
OKLab	oklab(53.57% -0.033 -0.0886)
OKLCH	oklch(53.57% 0.095 249.6)
XYZ	xyz(14.4742, 15.4743, 36.3995)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F71A2 #A2703F

analogous

#3FA2A2 #3F71A2 #3F40A2

triadic

#3F71A2 #A23F71 #71A23F

tetradic

#3F71A2 #A23FA2 #A2703F #40A23F

square

#3F71A2 #A23FA2 #A2703F #40A23F

split-complementary

#3F71A2 #A23F40 #A2A23F

monochromatic

#1D344A #2E5276 #3F71A2 #5E90C0 #8AAED1

Accessibility & contrast

On white

5.13

#3F71A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3F71A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F71A2

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F71A2	#FFFFFF	#000000	##FFFFFF
##3F71A2	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C73A4

Deuteranopia (green-blind)

#4F69A1

Tritanopia (blue-blind)

#007C82

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3f71a2;
/* rgb */ color: rgb(63, 113, 162);
/* oklch */ color: oklch(53.6% 0.095 249.6);

Tailwind

colors: {
  custom: {
    50: '#7d99bd',
    500: '#3f71a2',
    950: '#000000',
  },
}

SCSS

$custom: #3f71a2;
$custom-light: #7d99bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f71a2",
  "rgb": {
    "r": 63,
    "g": 113,
    "b": 162
  },
  "hsl": {
    "h": 209.697,
    "s": 44,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5357,
    "c": 0.09453,
    "h": 249.6
  },
  "luminance": 0.15476
}

Semantic roles & 50–950 ramp

primary

#3F71A2

secondary

#BC9E81

accent

#9354D4

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3F71A2

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

Preview Lab → · Contrast checker → · Palette generator →