#2B5EB8#2B5EB8

#2B5EB8 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.153 H 260.8°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#2B5EB8
RGB	rgb(43, 94, 184)
HSL	hsl(218, 62%, 45%)
HSV	hsv(218, 77%, 72%)
CMYK	cmyk(76.6%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(41.18, 15.35, -52.49)
CIE-LCH	lch(41.18, 54.69, 286.30°)
OKLab	oklab(49.8% -0.0244 -0.1508)
OKLCH	oklch(49.8% 0.153 260.8)
XYZ	xyz(13.6476, 11.9781, 46.9308)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5EB8 #B8852B

analogous

#2BA5B8 #2B5EB8 #3F2BB8

triadic

#2B5EB8 #B82B5E #5EB82B

tetradic

#2B5EB8 #B82BA5 #B8852B #2BB83F

square

#2B5EB8 #B82BA5 #B8852B #2BB83F

split-complementary

#2B5EB8 #B83F2B #A5B82B

monochromatic

#142B55 #1F4586 #2B5EB8 #4B7DD5 #7DA1E1

Accessibility & contrast

On white

6.18

#2B5EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2B5EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5EB8

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5EB8	#FFFFFF	#000000	##FFFFFF
##2B5EB8	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A68BB

Deuteranopia (green-blind)

#005BB6

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2b5eb8;
/* rgb */ color: rgb(43, 94, 184);
/* oklch */ color: oklch(49.8% 0.153 260.8);

Tailwind

colors: {
  custom: {
    50: '#798bce',
    500: '#2b5eb8',
    950: '#000000',
  },
}

SCSS

$custom: #2b5eb8;
$custom-light: #798bce;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5eb8",
  "rgb": {
    "r": 43,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 218.298,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49797,
    "c": 0.1528,
    "h": 260.8
  },
  "luminance": 0.1198
}

Semantic roles & 50–950 ramp

primary

#2B5EB8

secondary

#C9AB76

accent

#AA43E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2B5EB8

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

Preview Lab → · Contrast checker → · Palette generator →