#2B5DBD#2B5DBD

#2B5DBD is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.161 H 261.8°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#2B5DBD
RGB	rgb(43, 93, 189)
HSL	hsl(219, 63%, 45%)
HSV	hsv(219, 77%, 74%)
CMYK	cmyk(77.2%, 50.8%, 0%, 25.9%)
CIE-LAB	lab(41.24, 17.92, -55.31)
CIE-LCH	lch(41.24, 58.14, 287.95°)
OKLab	oklab(49.95% -0.023 -0.1592)
OKLCH	oklch(49.95% 0.161 261.8)
XYZ	xyz(14.0926, 12.0148, 49.7106)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5DBD #BD8B2B

analogous

#2BA6BD #2B5DBD #422BBD

triadic

#2B5DBD #BD2B5D #5DBD2B

tetradic

#2B5DBD #BD2BA6 #BD8B2B #2BBD42

square

#2B5DBD #BD2BA6 #BD8B2B #2BBD42

split-complementary

#2B5DBD #BD422B #A6BD2B

monochromatic

#142C59 #20448B #2B5DBD #4E7DD7 #80A2E2

Accessibility & contrast

On white

6.17

#2B5DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2B5DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5DBD

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5DBD	#FFFFFF	#000000	##FFFFFF
##2B5DBD	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2068C0

Deuteranopia (green-blind)

#005BBB

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2b5dbd;
/* rgb */ color: rgb(43, 93, 189);
/* oklch */ color: oklch(49.9% 0.161 261.8);

Tailwind

colors: {
  custom: {
    50: '#7a8ad1',
    500: '#2b5dbd',
    950: '#000000',
  },
}

SCSS

$custom: #2b5dbd;
$custom-light: #7a8ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5dbd",
  "rgb": {
    "r": 43,
    "g": 93,
    "b": 189
  },
  "hsl": {
    "h": 219.452,
    "s": 62.931,
    "l": 45.49
  },
  "oklch": {
    "l": 0.49949,
    "c": 0.16081,
    "h": 261.8
  },
  "luminance": 0.12016
}

Semantic roles & 50–950 ramp

primary

#2B5DBD

secondary

#CBAF79

accent

#AE42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2B5DBD

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

Preview Lab → · Contrast checker → · Palette generator →