#2B5DBF#2B5DBF

#2B5DBF is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.1% C 0.164 H 262.0°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#2B5DBF
RGB	rgb(43, 93, 191)
HSL	hsl(220, 63%, 46%)
HSV	hsv(220, 77%, 75%)
CMYK	cmyk(77.5%, 51.3%, 0%, 25.1%)
CIE-LAB	lab(41.38, 18.68, -56.25)
CIE-LCH	lch(41.38, 59.27, 288.37°)
OKLab	oklab(50.1% -0.0227 -0.1619)
OKLCH	oklch(50.1% 0.164 262)
XYZ	xyz(14.3112, 12.1022, 50.8618)
Luminance	0.1210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5DBF #BF8D2B

analogous

#2BA7BF #2B5DBF #432BBF

triadic

#2B5DBF #BF2B5D #5DBF2B

tetradic

#2B5DBF #BF2BA7 #BF8D2B #2BBF43

square

#2B5DBF #BF2BA7 #BF8D2B #2BBF43

split-complementary

#2B5DBF #BF432B #A7BF2B

monochromatic

#152C5B #20458D #2B5DBF #507ED8 #82A2E3

Accessibility & contrast

On white

6.14

#2B5DBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#2B5DBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5DBF

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5DBF	#FFFFFF	#000000	##FFFFFF
##2B5DBF	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D69C3

Deuteranopia (green-blind)

#005BBD

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2b5dbf;
/* rgb */ color: rgb(43, 93, 191);
/* oklch */ color: oklch(50.1% 0.164 262.0);

Tailwind

colors: {
  custom: {
    50: '#7a8ad3',
    500: '#2b5dbf',
    950: '#000000',
  },
}

SCSS

$custom: #2b5dbf;
$custom-light: #7a8ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5dbf",
  "rgb": {
    "r": 43,
    "g": 93,
    "b": 191
  },
  "hsl": {
    "h": 219.73,
    "s": 63.248,
    "l": 45.882
  },
  "oklch": {
    "l": 0.50099,
    "c": 0.16352,
    "h": 262
  },
  "luminance": 0.12104
}

Semantic roles & 50–950 ramp

primary

#2B5DBF

secondary

#CCB07A

accent

#AF42E6

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2B5DBF

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

Preview Lab → · Contrast checker → · Palette generator →