#2B5EB9#2B5EB9

#2B5EB9 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.154 H 260.9°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#2B5EB9
RGB	rgb(43, 94, 185)
HSL	hsl(218, 62%, 45%)
HSV	hsv(218, 77%, 73%)
CMYK	cmyk(76.8%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(41.25, 15.74, -52.96)
CIE-LCH	lch(41.25, 55.25, 286.55°)
OKLab	oklab(49.87% -0.0243 -0.1522)
OKLCH	oklch(49.87% 0.154 260.9)
XYZ	xyz(13.7528, 12.0202, 47.4848)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5EB9 #B9862B

analogous

#2BA5B9 #2B5EB9 #3F2BB9

triadic

#2B5EB9 #B92B5E #5EB92B

tetradic

#2B5EB9 #B92BA5 #B9862B #2BB93F

square

#2B5EB9 #B92BA5 #B9862B #2BB93F

split-complementary

#2B5EB9 #B93F2B #A5B92B

monochromatic

#142C56 #1F4587 #2B5EB9 #4C7DD5 #7EA1E1

Accessibility & contrast

On white

6.17

#2B5EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2B5EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5EB9

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5EB9	#FFFFFF	#000000	##FFFFFF
##2B5EB9	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)

#2968BC

Deuteranopia (green-blind)

#005BB7

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2b5eb9;
/* rgb */ color: rgb(43, 94, 185);
/* oklch */ color: oklch(49.9% 0.154 260.9);

Tailwind

colors: {
  custom: {
    50: '#798bcf',
    500: '#2b5eb9',
    950: '#000000',
  },
}

SCSS

$custom: #2b5eb9;
$custom-light: #798bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5eb9",
  "rgb": {
    "r": 43,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 218.451,
    "s": 62.281,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49869,
    "c": 0.15416,
    "h": 260.9
  },
  "luminance": 0.12022
}

Semantic roles & 50–950 ramp

primary

#2B5EB9

secondary

#C9AC76

accent

#AB42E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2B5EB9

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

Preview Lab → · Contrast checker → · Palette generator →