#2F5DB5#2F5DB5

#2F5DB5 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.149 H 261.8°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#2F5DB5
RGB	rgb(47, 93, 181)
HSL	hsl(219, 59%, 45%)
HSV	hsv(219, 74%, 71%)
CMYK	cmyk(74%, 48.6%, 0%, 29%)
CIE-LAB	lab(40.84, 15.37, -51.27)
CIE-LCH	lch(40.84, 53.52, 286.69°)
OKLab	oklab(49.52% -0.0212 -0.1472)
OKLCH	oklch(49.52% 0.149 261.8)
XYZ	xyz(13.4241, 11.7678, 45.2710)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5DB5 #B5872F

analogous

#2FA0B5 #2F5DB5 #442FB5

triadic

#2F5DB5 #B52F5D #5DB52F

tetradic

#2F5DB5 #B52FA0 #B5872F #2FB544

square

#2F5DB5 #B52FA0 #B5872F #2FB544

split-complementary

#2F5DB5 #B5442F #A0B52F

monochromatic

#162B54 #224484 #2F5DB5 #507CD1 #80A1DE

Accessibility & contrast

On white

6.26

#2F5DB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#2F5DB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5DB5

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5DB5	#FFFFFF	#000000	##FFFFFF
##2F5DB5	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C67B8

Deuteranopia (green-blind)

#005BB3

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2f5db5;
/* rgb */ color: rgb(47, 93, 181);
/* oklch */ color: oklch(49.5% 0.149 261.8);

Tailwind

colors: {
  custom: {
    50: '#7a8acc',
    500: '#2f5db5',
    950: '#000000',
  },
}

SCSS

$custom: #2f5db5;
$custom-light: #7a8acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5db5",
  "rgb": {
    "r": 47,
    "g": 93,
    "b": 181
  },
  "hsl": {
    "h": 219.403,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49515,
    "c": 0.1487,
    "h": 261.8
  },
  "luminance": 0.11769
}

Semantic roles & 50–950 ramp

primary

#2F5DB5

secondary

#C7AC79

accent

#AC46E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5DB5

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

Preview Lab → · Contrast checker → · Palette generator →