#2F65B8#2F65B8

#2F65B8 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.5% C 0.143 H 258.9°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#2F65B8
RGB	rgb(47, 101, 184)
HSL	hsl(216, 59%, 45%)
HSV	hsv(216, 74%, 72%)
CMYK	cmyk(74.5%, 45.1%, 0%, 27.8%)
CIE-LAB	lab(43.32, 11.33, -49.05)
CIE-LCH	lch(43.32, 50.34, 283.01°)
OKLab	oklab(51.48% -0.0276 -0.1405)
OKLCH	oklch(51.48% 0.143 258.9)
XYZ	xyz(14.4746, 13.3708, 47.1561)
Luminance	0.1337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F65B8 #B8822F

analogous

#2FAAB8 #2F65B8 #3D2FB8

triadic

#2F65B8 #B82F65 #65B82F

tetradic

#2F65B8 #B82FAA #B8822F #2FB83D

square

#2F65B8 #B82FAA #B8822F #2FB83D

split-complementary

#2F65B8 #B83D2F #AAB82F

monochromatic

#162F57 #234A87 #2F65B8 #5284D3 #82A7DF

Accessibility & contrast

On white

5.72

#2F65B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#2F65B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F65B8

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F65B8	#FFFFFF	#000000	##FFFFFF
##2F65B8	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6DBB

Deuteranopia (green-blind)

#1E60B6

Tritanopia (blue-blind)

#007985

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2f65b8;
/* rgb */ color: rgb(47, 101, 184);
/* oklch */ color: oklch(51.5% 0.143 258.9);

Tailwind

colors: {
  custom: {
    50: '#7a90ce',
    500: '#2f65b8',
    950: '#000000',
  },
}

SCSS

$custom: #2f65b8;
$custom-light: #7a90ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f65b8",
  "rgb": {
    "r": 47,
    "g": 101,
    "b": 184
  },
  "hsl": {
    "h": 216.35,
    "s": 59.307,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51478,
    "c": 0.1432,
    "h": 258.9
  },
  "luminance": 0.13372
}

Semantic roles & 50–950 ramp

primary

#2F65B8

secondary

#C8AA7B

accent

#A545E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F65B8

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

Preview Lab → · Contrast checker → · Palette generator →