#2B5AC7#2B5AC7

#2B5AC7 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.1% C 0.178 H 263.6°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B5AC7
RGB	rgb(43, 90, 199)
HSL	hsl(222, 64%, 47%)
HSV	hsv(222, 78%, 78%)
CMYK	cmyk(78.4%, 54.8%, 0%, 22%)
CIE-LAB	lab(41.13, 23.68, -61.30)
CIE-LCH	lch(41.13, 65.71, 291.13°)
OKLab	oklab(50.1% -0.0197 -0.1768)
OKLCH	oklch(50.1% 0.178 263.6)
XYZ	xyz(14.9576, 11.9477, 55.5396)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5AC7 #C7982B

analogous

#2BA8C7 #2B5AC7 #4A2BC7

triadic

#2B5AC7 #C72B5A #5AC72B

tetradic

#2B5AC7 #C72BA8 #C7982B #2BC74A

square

#2B5AC7 #C72BA8 #C7982B #2BC74A

split-complementary

#2B5AC7 #C74A2B #A8C72B

monochromatic

#152C62 #204395 #2B5AC7 #557DDA #87A4E5

Accessibility & contrast

On white

6.20

#2B5AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#2B5AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5AC7

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5AC7	#FFFFFF	#000000	##FFFFFF
##2B5AC7	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CB

Deuteranopia (green-blind)

#005AC5

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2b5ac7;
/* rgb */ color: rgb(43, 90, 199);
/* oklch */ color: oklch(50.1% 0.178 263.6);

Tailwind

colors: {
  custom: {
    50: '#7c88d9',
    500: '#2b5ac7',
    950: '#000000',
  },
}

SCSS

$custom: #2b5ac7;
$custom-light: #7c88d9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5ac7",
  "rgb": {
    "r": 43,
    "g": 90,
    "b": 199
  },
  "hsl": {
    "h": 221.923,
    "s": 64.463,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50095,
    "c": 0.17792,
    "h": 263.6
  },
  "luminance": 0.11949
}

Semantic roles & 50–950 ramp

primary

#2B5AC7

secondary

#CFB77F

accent

#B540E7

background

#F8F8FD

surface

#EFEFFB

border

#CACAD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #2B5AC7

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

Preview Lab → · Contrast checker → · Palette generator →