#2A5DB8#2A5DB8

#2A5DB8 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.154 H 260.9°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A5DB8
RGB	rgb(42, 93, 184)
HSL	hsl(218, 63%, 44%)
HSV	hsv(218, 77%, 72%)
CMYK	cmyk(77.2%, 49.5%, 0%, 27.8%)
CIE-LAB	lab(40.86, 15.89, -53.00)
CIE-LCH	lch(40.86, 55.33, 286.68°)
OKLab	oklab(49.54% -0.0243 -0.1524)
OKLCH	oklch(49.54% 0.154 260.9)
XYZ	xyz(13.5178, 11.7801, 46.8995)
Luminance	0.1178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5DB8 #B8852A

analogous

#2AA4B8 #2A5DB8 #3E2AB8

triadic

#2A5DB8 #B82A5D #5DB82A

tetradic

#2A5DB8 #B82AA4 #B8852A #2AB83E

square

#2A5DB8 #B82AA4 #B8852A #2AB83E

split-complementary

#2A5DB8 #B83E2A #A4B82A

monochromatic

#132B54 #1F4486 #2A5DB8 #4A7CD6 #7BA0E1

Accessibility & contrast

On white

6.26

#2A5DB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#2A5DB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5DB8

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5DB8	#FFFFFF	#000000	##FFFFFF
##2A5DB8	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2767BB

Deuteranopia (green-blind)

#005AB6

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2a5db8;
/* rgb */ color: rgb(42, 93, 184);
/* oklch */ color: oklch(49.5% 0.154 260.9);

Tailwind

colors: {
  custom: {
    50: '#798ace',
    500: '#2a5db8',
    950: '#000000',
  },
}

SCSS

$custom: #2a5db8;
$custom-light: #798ace;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5db8",
  "rgb": {
    "r": 42,
    "g": 93,
    "b": 184
  },
  "hsl": {
    "h": 218.451,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.49544,
    "c": 0.1543,
    "h": 260.9
  },
  "luminance": 0.11782
}

Semantic roles & 50–950 ramp

primary

#2A5DB8

secondary

#C9AB75

accent

#AB42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2A5DB8

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

Preview Lab → · Contrast checker → · Palette generator →