#2A5EB8#2A5EB8

#2A5EB8 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.153 H 260.6°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#2A5EB8
RGB	rgb(42, 94, 184)
HSL	hsl(218, 63%, 44%)
HSV	hsv(218, 77%, 72%)
CMYK	cmyk(77.2%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(41.15, 15.23, -52.54)
CIE-LCH	lch(41.15, 54.71, 286.17°)
OKLab	oklab(49.76% -0.0251 -0.151)
OKLCH	oklch(49.76% 0.153 260.6)
XYZ	xyz(13.6061, 11.9568, 46.9289)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5EB8 #B8842A

analogous

#2AA5B8 #2A5EB8 #3D2AB8

triadic

#2A5EB8 #B82A5E #5EB82A

tetradic

#2A5EB8 #B82AA5 #B8842A #2AB83D

square

#2A5EB8 #B82AA5 #B8842A #2AB83D

split-complementary

#2A5EB8 #B83D2A #A5B82A

monochromatic

#132B54 #1F4586 #2A5EB8 #4A7DD6 #7BA1E1

Accessibility & contrast

On white

6.19

#2A5EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#2A5EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5EB8

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5EB8	#FFFFFF	#000000	##FFFFFF
##2A5EB8	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	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: #2a5eb8;
/* rgb */ color: rgb(42, 94, 184);
/* oklch */ color: oklch(49.8% 0.153 260.6);

Tailwind

colors: {
  custom: {
    50: '#788bce',
    500: '#2a5eb8',
    950: '#000000',
  },
}

SCSS

$custom: #2a5eb8;
$custom-light: #788bce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5eb8",
  "rgb": {
    "r": 42,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 218.028,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.49761,
    "c": 0.15309,
    "h": 260.6
  },
  "luminance": 0.11958
}

Semantic roles & 50–950 ramp

primary

#2A5EB8

secondary

#C9AA75

accent

#AA42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2A5EB8

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

Preview Lab → · Contrast checker → · Palette generator →