#2A4CB0#2A4CB0

#2A4CB0 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.4% C 0.164 H 265.8°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#2A4CB0
RGB	rgb(42, 76, 176)
HSL	hsl(225, 61%, 43%)
HSV	hsv(225, 76%, 69%)
CMYK	cmyk(76.1%, 56.8%, 0%, 31%)
CIE-LAB	lab(35.59, 24.03, -56.84)
CIE-LCH	lch(35.59, 61.71, 292.92°)
OKLab	oklab(45.35% -0.012 -0.164)
OKLCH	oklch(45.35% 0.164 265.8)
XYZ	xyz(11.3730, 8.7945, 42.1640)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4CB0 #B08E2A

analogous

#2A8FB0 #2A4CB0 #4B2AB0

triadic

#2A4CB0 #B02A4C #4CB02A

tetradic

#2A4CB0 #B02A8F #B08E2A #2AB04B

square

#2A4CB0 #B02A8F #B08E2A #2AB04B

split-complementary

#2A4CB0 #B04B2A #8FB02A

monochromatic

#12214D #1E377F #2A4CB0 #4569D3 #7691DE

Accessibility & contrast

On white

7.61

#2A4CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#2A4CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4CB0

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4CB0	#FFFFFF	#000000	##FFFFFF
##2A4CB0	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB3

Deuteranopia (green-blind)

#004EAE

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2a4cb0;
/* rgb */ color: rgb(42, 76, 176);
/* oklch */ color: oklch(45.4% 0.164 265.8);

Tailwind

colors: {
  custom: {
    50: '#787dc8',
    500: '#2a4cb0',
    950: '#000000',
  },
}

SCSS

$custom: #2a4cb0;
$custom-light: #787dc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4cb0",
  "rgb": {
    "r": 42,
    "g": 76,
    "b": 176
  },
  "hsl": {
    "h": 224.776,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.45354,
    "c": 0.16441,
    "h": 265.8
  },
  "luminance": 0.08796
}

Semantic roles & 50–950 ramp

primary

#2A4CB0

secondary

#C6B070

accent

#BC43E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2A4CB0

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

Preview Lab → · Contrast checker → · Palette generator →