#215AAC#215AAC

#215AAC is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.7% C 0.144 H 258.2°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#215AAC
RGB	rgb(33, 90, 172)
HSL	hsl(215, 68%, 40%)
HSV	hsv(215, 81%, 67%)
CMYK	cmyk(80.8%, 47.7%, 0%, 32.5%)
CIE-LAB	lab(38.92, 12.19, -49.09)
CIE-LCH	lch(38.92, 50.58, 283.95°)
OKLab	oklab(47.72% -0.0295 -0.141)
OKLCH	oklch(47.72% 0.144 258.2)
XYZ	xyz(11.7270, 10.6128, 40.4521)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215AAC #AC7321

analogous

#219FAC #215AAC #2E21AC

triadic

#215AAC #AC215A #5AAC21

tetradic

#215AAC #AC219F #AC7321 #21AC2E

square

#215AAC #AC219F #AC7321 #21AC2E

split-complementary

#215AAC #AC2E21 #9FAC21

monochromatic

#0D2445 #173F79 #215AAC #3276D8 #6699E2

Accessibility & contrast

On white

6.72

#215AAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#215AAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215AAC

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215AAC	#FFFFFF	#000000	##FFFFFF
##215AAC	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C62AF

Deuteranopia (green-blind)

#0056AA

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #215aac;
/* rgb */ color: rgb(33, 90, 172);
/* oklch */ color: oklch(47.7% 0.144 258.2);

Tailwind

colors: {
  custom: {
    50: '#7388c5',
    500: '#215aac',
    950: '#000000',
  },
}

SCSS

$custom: #215aac;
$custom-light: #7388c5;
$custom-dark: #000000;

JSON

{
  "hex": "#215aac",
  "rgb": {
    "r": 33,
    "g": 90,
    "b": 172
  },
  "hsl": {
    "h": 215.396,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47715,
    "c": 0.14409,
    "h": 258.2
  },
  "luminance": 0.10614
}

Semantic roles & 50–950 ramp

primary

#215AAC

secondary

#C79E62

accent

#A43DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #215AAC

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

Preview Lab → · Contrast checker → · Palette generator →