#2A3AA6#2A3AA6

#2A3AA6 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.173 H 270.1°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A3AA6
RGB	rgb(42, 58, 166)
HSL	hsl(232, 60%, 41%)
HSV	hsv(232, 75%, 65%)
CMYK	cmyk(74.7%, 65.1%, 0%, 34.9%)
CIE-LAB	lab(30.08, 32.16, -59.84)
CIE-LCH	lch(30.08, 67.93, 298.25°)
OKLab	oklab(41.01% 0.0004 -0.173)
OKLCH	oklch(41.01% 0.173 270.1)
XYZ	xyz(9.3485, 6.2705, 36.7866)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3AA6 #A6962A

analogous

#2A78A6 #2A3AA6 #582AA6

triadic

#2A3AA6 #A62A3A #3AA62A

tetradic

#2A3AA6 #A62A78 #A6962A #2AA658

square

#2A3AA6 #A62A78 #A6962A #2AA658

split-complementary

#2A3AA6 #A6582A #78A62A

monochromatic

#111844 #1E2975 #2A3AA6 #3F51CE #707DDB

Accessibility & contrast

On white

9.32

#2A3AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2A3AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3AA6

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3AA6	#FFFFFF	#000000	##FFFFFF
##2A3AA6	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA9

Deuteranopia (green-blind)

#0041A4

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3aa6;
/* rgb */ color: rgb(42, 58, 166);
/* oklch */ color: oklch(41.0% 0.173 270.1);

Tailwind

colors: {
  custom: {
    50: '#7770c1',
    500: '#2a3aa6',
    950: '#000000',
  },
}

SCSS

$custom: #2a3aa6;
$custom-light: #7770c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3aa6",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 166
  },
  "hsl": {
    "h": 232.258,
    "s": 59.615,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41008,
    "c": 0.173,
    "h": 270.1
  },
  "luminance": 0.06272
}

Semantic roles & 50–950 ramp

primary

#2A3AA6

secondary

#C2B66A

accent

#CE45E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A3AA6

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

Preview Lab → · Contrast checker → · Palette generator →