#2F5FA9#2F5FA9

#2F5FA9 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.1% C 0.130 H 258.9°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FA9
RGB	rgb(47, 95, 169)
HSL	hsl(216, 56%, 42%)
HSV	hsv(216, 72%, 66%)
CMYK	cmyk(72.2%, 43.8%, 0%, 33.7%)
CIE-LAB	lab(40.66, 9.53, -44.50)
CIE-LCH	lch(40.66, 45.51, 282.09°)
OKLab	oklab(49.13% -0.025 -0.1272)
OKLCH	oklch(49.13% 0.13 258.9)
XYZ	xyz(12.4233, 11.6520, 39.1227)
Luminance	0.1165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FA9 #A9792F

analogous

#2F9CA9 #2F5FA9 #3C2FA9

triadic

#2F5FA9 #A92F5F #5FA92F

tetradic

#2F5FA9 #A92F9C #A9792F #2FA93C

square

#2F5FA9 #A92F9C #A9792F #2FA93C

split-complementary

#2F5FA9 #A93C2F #9CA92F

monochromatic

#142949 #224479 #2F5FA9 #497DCC #799FDA

Accessibility & contrast

On white

6.31

#2F5FA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#2F5FA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FA9

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FA9	#FFFFFF	#000000	##FFFFFF
##2F5FA9	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B66AC

Deuteranopia (green-blind)

#255BA7

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2f5fa9;
/* rgb */ color: rgb(47, 95, 169);
/* oklch */ color: oklch(49.1% 0.130 258.9);

Tailwind

colors: {
  custom: {
    50: '#778bc3',
    500: '#2f5fa9',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fa9;
$custom-light: #778bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fa9",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 169
  },
  "hsl": {
    "h": 216.393,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49126,
    "c": 0.12969,
    "h": 258.9
  },
  "luminance": 0.11653
}

Semantic roles & 50–950 ramp

primary

#2F5FA9

secondary

#C2A272

accent

#A448E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #2F5FA9

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

Preview Lab → · Contrast checker → · Palette generator →