#2B5CB6#2B5CB6

#2B5CB6 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.2% C 0.152 H 261.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B5CB6
RGB	rgb(43, 92, 182)
HSL	hsl(219, 62%, 44%)
HSV	hsv(219, 76%, 71%)
CMYK	cmyk(76.4%, 49.5%, 0%, 28.6%)
CIE-LAB	lab(40.48, 15.89, -52.44)
CIE-LCH	lch(40.48, 54.80, 286.86°)
OKLab	oklab(49.22% -0.0231 -0.1507)
OKLCH	oklch(49.22% 0.153 261.3)
XYZ	xyz(13.2639, 11.5438, 45.7760)
Luminance	0.1154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5CB6 #B6852B

analogous

#2BA2B6 #2B5CB6 #402BB6

triadic

#2B5CB6 #B62B5C #5CB62B

tetradic

#2B5CB6 #B62BA2 #B6852B #2BB640

square

#2B5CB6 #B62BA2 #B6852B #2BB640

split-complementary

#2B5CB6 #B6402B #A2B62B

monochromatic

#142A53 #1F4384 #2B5CB6 #4A7BD4 #7B9FE0

Accessibility & contrast

On white

6.35

#2B5CB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#2B5CB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5CB6

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5CB6	#FFFFFF	#000000	##FFFFFF
##2B5CB6	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2766B9

Deuteranopia (green-blind)

#0059B4

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2b5cb6;
/* rgb */ color: rgb(43, 92, 182);
/* oklch */ color: oklch(49.2% 0.152 261.3);

Tailwind

colors: {
  custom: {
    50: '#7889cc',
    500: '#2b5cb6',
    950: '#000000',
  },
}

SCSS

$custom: #2b5cb6;
$custom-light: #7889cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5cb6",
  "rgb": {
    "r": 43,
    "g": 92,
    "b": 182
  },
  "hsl": {
    "h": 218.849,
    "s": 61.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49218,
    "c": 0.1525,
    "h": 261.3
  },
  "luminance": 0.11545
}

Semantic roles & 50–950 ramp

primary

#2B5CB6

secondary

#C8AB75

accent

#AC43E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2B5CB6

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

Preview Lab → · Contrast checker → · Palette generator →