#2F71B3#2F71B3

#2F71B3 is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 53.9% C 0.123 H 251.2°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#2F71B3
RGB	rgb(47, 113, 179)
HSL	hsl(210, 58%, 44%)
HSV	hsv(210, 74%, 70%)
CMYK	cmyk(73.7%, 36.9%, 0%, 29.8%)
CIE-LAB	lab(46.54, 1.91, -41.00)
CIE-LCH	lch(46.54, 41.05, 272.67°)
OKLab	oklab(53.89% -0.0397 -0.1167)
OKLCH	oklch(53.89% 0.123 251.2)
XYZ	xyz(15.2110, 15.6676, 44.8616)
Luminance	0.1567 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F71B3 #B3712F

analogous

#2FB3B3 #2F71B3 #2F2FB3

triadic

#2F71B3 #B32F71 #71B32F

tetradic

#2F71B3 #B32FB3 #B3712F #2FB32F

square

#2F71B3 #B32FB3 #B3712F #2FB32F

split-complementary

#2F71B3 #B32F2F #B3B32F

monochromatic

#163452 #225283 #2F71B3 #4F90D1 #7FAEDD

Accessibility & contrast

On white

5.08

#2F71B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#2F71B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F71B3

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F71B3	#FFFFFF	#000000	##FFFFFF
##2F71B3	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B6

Deuteranopia (green-blind)

#3F69B2

Tritanopia (blue-blind)

#008189

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2f71b3;
/* rgb */ color: rgb(47, 113, 179);
/* oklch */ color: oklch(53.9% 0.123 251.2);

Tailwind

colors: {
  custom: {
    50: '#7999ca',
    500: '#2f71b3',
    950: '#000000',
  },
}

SCSS

$custom: #2f71b3;
$custom-light: #7999ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f71b3",
  "rgb": {
    "r": 47,
    "g": 113,
    "b": 179
  },
  "hsl": {
    "h": 210,
    "s": 58.407,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53887,
    "c": 0.12326,
    "h": 251.2
  },
  "luminance": 0.15669
}

Semantic roles & 50–950 ramp

primary

#2F71B3

secondary

#C69F78

accent

#9446E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2F71B3

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

Preview Lab → · Contrast checker → · Palette generator →