#2A55C0#2A55C0

#2A55C0 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.5% C 0.175 H 264.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#2A55C0
RGB	rgb(42, 85, 192)
HSL	hsl(223, 64%, 46%)
HSV	hsv(223, 78%, 75%)
CMYK	cmyk(78.1%, 55.7%, 0%, 24.7%)
CIE-LAB	lab(39.23, 24.19, -60.32)
CIE-LCH	lch(39.23, 64.99, 291.85°)
OKLab	oklab(48.48% -0.0175 -0.174)
OKLCH	oklch(48.48% 0.175 264.3)
XYZ	xyz(13.7144, 10.7934, 51.2195)
Luminance	0.1080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A55C0 #C0952A

analogous

#2AA0C0 #2A55C0 #4A2AC0

triadic

#2A55C0 #C02A55 #55C02A

tetradic

#2A55C0 #C02AA0 #C0952A #2AC04A

square

#2A55C0 #C02AA0 #C0952A #2AC04A

split-complementary

#2A55C0 #C04A2A #A0C02A

monochromatic

#14295C #1F3F8E #2A55C0 #4F76D8 #819DE3

Accessibility & contrast

On white

6.65

#2A55C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#2A55C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A55C0

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A55C0	#FFFFFF	#000000	##FFFFFF
##2A55C0	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C4

Deuteranopia (green-blind)

#0056BE

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2a55c0;
/* rgb */ color: rgb(42, 85, 192);
/* oklch */ color: oklch(48.5% 0.175 264.3);

Tailwind

colors: {
  custom: {
    50: '#7b84d4',
    500: '#2a55c0',
    950: '#000000',
  },
}

SCSS

$custom: #2a55c0;
$custom-light: #7b84d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a55c0",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 192
  },
  "hsl": {
    "h": 222.8,
    "s": 64.103,
    "l": 45.882
  },
  "oklch": {
    "l": 0.48483,
    "c": 0.17493,
    "h": 264.3
  },
  "luminance": 0.10795
}

Semantic roles & 50–950 ramp

primary

#2A55C0

secondary

#CCB57A

accent

#B741E7

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2A55C0

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

Preview Lab → · Contrast checker → · Palette generator →