#2B5BA8#2B5BA8

#2B5BA8 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.0% C 0.134 H 259.5°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#2B5BA8
RGB	rgb(43, 91, 168)
HSL	hsl(217, 59%, 41%)
HSV	hsv(217, 74%, 66%)
CMYK	cmyk(74.4%, 45.8%, 0%, 34.1%)
CIE-LAB	lab(39.28, 11.18, -46.12)
CIE-LCH	lch(39.28, 47.46, 283.63°)
OKLab	oklab(48% -0.0245 -0.1322)
OKLCH	oklch(48% 0.134 259.5)
XYZ	xyz(11.8027, 10.8216, 38.5049)
Luminance	0.1082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5BA8 #A8782B

analogous

#2B9AA8 #2B5BA8 #3A2BA8

triadic

#2B5BA8 #A82B5B #5BA82B

tetradic

#2B5BA8 #A82B9A #A8782B #2BA83A

square

#2B5BA8 #A82B9A #A8782B #2BA83A

split-complementary

#2B5BA8 #A83A2B #9AA82B

monochromatic

#122647 #1F4177 #2B5BA8 #4278CF #729BDB

Accessibility & contrast

On white

6.64

#2B5BA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#2B5BA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5BA8

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5BA8	#FFFFFF	#000000	##FFFFFF
##2B5BA8	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3363AB

Deuteranopia (green-blind)

#1957A6

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2b5ba8;
/* rgb */ color: rgb(43, 91, 168);
/* oklch */ color: oklch(48.0% 0.134 259.5);

Tailwind

colors: {
  custom: {
    50: '#7588c2',
    500: '#2b5ba8',
    950: '#000000',
  },
}

SCSS

$custom: #2b5ba8;
$custom-light: #7588c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5ba8",
  "rgb": {
    "r": 43,
    "g": 91,
    "b": 168
  },
  "hsl": {
    "h": 216.96,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.47999,
    "c": 0.13442,
    "h": 259.5
  },
  "luminance": 0.10823
}

Semantic roles & 50–950 ramp

primary

#2B5BA8

secondary

#C2A16C

accent

#A645E2

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2B5BA8

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

Preview Lab → · Contrast checker → · Palette generator →