#2F5DAC#2F5DAC

#2F5DAC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.136 H 260.4°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F5DAC
RGB	rgb(47, 93, 172)
HSL	hsl(218, 57%, 43%)
HSV	hsv(218, 73%, 67%)
CMYK	cmyk(72.7%, 45.9%, 0%, 32.5%)
CIE-LAB	lab(40.26, 11.96, -46.90)
CIE-LCH	lch(40.26, 48.41, 284.31°)
OKLab	oklab(48.88% -0.0226 -0.1344)
OKLCH	oklch(48.88% 0.136 260.4)
XYZ	xyz(12.5304, 11.4102, 40.5637)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5DAC #AC7E2F

analogous

#2F9BAC #2F5DAC #3F2FAC

triadic

#2F5DAC #AC2F5D #5DAC2F

tetradic

#2F5DAC #AC2F9B #AC7E2F #2FAC3F

square

#2F5DAC #AC2F9B #AC7E2F #2FAC3F

split-complementary

#2F5DAC #AC3F2F #9BAC2F

monochromatic

#15294C #22437C #2F5DAC #4B7BCE #7B9EDB

Accessibility & contrast

On white

6.40

#2F5DAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#2F5DAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5DAC

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5DAC	#FFFFFF	#000000	##FFFFFF
##2F5DAC	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3565AF

Deuteranopia (green-blind)

#1A5AAA

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5dac;
/* rgb */ color: rgb(47, 93, 172);
/* oklch */ color: oklch(48.9% 0.136 260.4);

Tailwind

colors: {
  custom: {
    50: '#788ac5',
    500: '#2f5dac',
    950: '#000000',
  },
}

SCSS

$custom: #2f5dac;
$custom-light: #788ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5dac",
  "rgb": {
    "r": 47,
    "g": 93,
    "b": 172
  },
  "hsl": {
    "h": 217.92,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.48882,
    "c": 0.13625,
    "h": 260.4
  },
  "luminance": 0.11412
}

Semantic roles & 50–950 ramp

primary

#2F5DAC

secondary

#C3A674

accent

#A847E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5DAC

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

Preview Lab → · Contrast checker → · Palette generator →