#2F5EAB#2F5EAB

#2F5EAB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.0% C 0.134 H 259.8°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#2F5EAB
RGB	rgb(47, 94, 171)
HSL	hsl(217, 57%, 43%)
HSV	hsv(217, 73%, 67%)
CMYK	cmyk(72.5%, 45%, 0%, 32.9%)
CIE-LAB	lab(40.49, 10.94, -45.95)
CIE-LCH	lch(40.49, 47.23, 283.39°)
OKLab	oklab(49.04% -0.0237 -0.1315)
OKLCH	oklch(49.04% 0.134 259.8)
XYZ	xyz(12.5230, 11.5487, 40.0893)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5EAB #AB7C2F

analogous

#2F9CAB #2F5EAB #3E2FAB

triadic

#2F5EAB #AB2F5E #5EAB2F

tetradic

#2F5EAB #AB2F9C #AB7C2F #2FAB3E

square

#2F5EAB #AB2F9C #AB7C2F #2FAB3E

split-complementary

#2F5EAB #AB3E2F #9CAB2F

monochromatic

#15294B #22447B #2F5EAB #4A7CCD #7A9FDA

Accessibility & contrast

On white

6.34

#2F5EAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#2F5EAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5EAB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5EAB	#FFFFFF	#000000	##FFFFFF
##2F5EAB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3766AE

Deuteranopia (green-blind)

#1F5AA9

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5eab;
/* rgb */ color: rgb(47, 94, 171);
/* oklch */ color: oklch(49.0% 0.134 259.8);

Tailwind

colors: {
  custom: {
    50: '#778bc4',
    500: '#2f5eab',
    950: '#000000',
  },
}

SCSS

$custom: #2f5eab;
$custom-light: #778bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5eab",
  "rgb": {
    "r": 47,
    "g": 94,
    "b": 171
  },
  "hsl": {
    "h": 217.258,
    "s": 56.881,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49036,
    "c": 0.13366,
    "h": 259.8
  },
  "luminance": 0.1155
}

Semantic roles & 50–950 ramp

primary

#2F5EAB

secondary

#C3A573

accent

#A648E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5EAB

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

Preview Lab → · Contrast checker → · Palette generator →