#2F61BB#2F61BB

#2F61BB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.8% C 0.152 H 261.0°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#2F61BB
RGB	rgb(47, 97, 187)
HSL	hsl(219, 60%, 46%)
HSV	hsv(219, 75%, 73%)
CMYK	cmyk(74.9%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(42.37, 15.04, -52.32)
CIE-LCH	lch(42.37, 54.44, 286.04°)
OKLab	oklab(50.81% -0.0237 -0.1502)
OKLCH	oklch(50.81% 0.152 261)
XYZ	xyz(14.4134, 12.7400, 48.7035)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F61BB #BB892F

analogous

#2FA7BB #2F61BB #432FBB

triadic

#2F61BB #BB2F61 #61BB2F

tetradic

#2F61BB #BB2FA7 #BB892F #2FBB43

square

#2F61BB #BB2FA7 #BB892F #2FBB43

split-complementary

#2F61BB #BB432F #A7BB2F

monochromatic

#162E59 #23488A #2F61BB #5381D4 #84A5E0

Accessibility & contrast

On white

5.92

#2F61BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#2F61BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F61BB

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F61BB	#FFFFFF	#000000	##FFFFFF
##2F61BB	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6BBE

Deuteranopia (green-blind)

#005EB9

Tritanopia (blue-blind)

#007685

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2f61bb;
/* rgb */ color: rgb(47, 97, 187);
/* oklch */ color: oklch(50.8% 0.152 261.0);

Tailwind

colors: {
  custom: {
    50: '#7b8dd0',
    500: '#2f61bb',
    950: '#000000',
  },
}

SCSS

$custom: #2f61bb;
$custom-light: #7b8dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f61bb",
  "rgb": {
    "r": 47,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 218.571,
    "s": 59.829,
    "l": 45.882
  },
  "oklch": {
    "l": 0.5081,
    "c": 0.15207,
    "h": 261
  },
  "luminance": 0.12742
}

Semantic roles & 50–950 ramp

primary

#2F61BB

secondary

#C9AE7C

accent

#AA45E3

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2F61BB

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

Preview Lab → · Contrast checker → · Palette generator →