#2F5FA4#2F5FA4

#2F5FA4 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 48.8% C 0.123 H 257.7°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FA4
RGB	rgb(47, 95, 164)
HSL	hsl(215, 55%, 41%)
HSV	hsv(215, 71%, 64%)
CMYK	cmyk(71.3%, 42.1%, 0%, 35.7%)
CIE-LAB	lab(40.36, 7.65, -42.02)
CIE-LCH	lch(40.36, 42.71, 280.32°)
OKLab	oklab(48.8% -0.0261 -0.12)
OKLCH	oklch(48.8% 0.123 257.7)
XYZ	xyz(11.9629, 11.4678, 36.6978)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FA4 #A4742F

analogous

#2F9AA4 #2F5FA4 #3A2FA4

triadic

#2F5FA4 #A42F5F #5FA42F

tetradic

#2F5FA4 #A42F9A #A4742F #2FA43A

square

#2F5FA4 #A42F9A #A4742F #2FA43A

split-complementary

#2F5FA4 #A43A2F #9AA42F

monochromatic

#142845 #214374 #2F5FA4 #467CCA #769ED8

Accessibility & contrast

On white

6.38

#2F5FA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#2F5FA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FA4

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FA4	#FFFFFF	#000000	##FFFFFF
##2F5FA4	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E65A7

Deuteranopia (green-blind)

#2B5AA3

Tritanopia (blue-blind)

#006F79

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5fa4;
/* rgb */ color: rgb(47, 95, 164);
/* oklch */ color: oklch(48.8% 0.123 257.7);

Tailwind

colors: {
  custom: {
    50: '#768bbf',
    500: '#2f5fa4',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fa4;
$custom-light: #768bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fa4",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 164
  },
  "hsl": {
    "h": 215.385,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48797,
    "c": 0.12276,
    "h": 257.7
  },
  "luminance": 0.11469
}

Semantic roles & 50–950 ramp

primary

#2F5FA4

secondary

#C09F6F

accent

#A149DF

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #2F5FA4

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

Preview Lab → · Contrast checker → · Palette generator →