#2A3DA6#2A3DA6

#2A3DA6 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.6% C 0.169 H 269.5°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#2A3DA6
RGB	rgb(42, 61, 166)
HSL	hsl(231, 60%, 41%)
HSV	hsv(231, 75%, 65%)
CMYK	cmyk(74.7%, 63.3%, 0%, 34.9%)
CIE-LAB	lab(30.84, 30.20, -58.61)
CIE-LCH	lch(30.84, 65.93, 297.26°)
OKLab	oklab(41.56% -0.0016 -0.1694)
OKLCH	oklch(41.56% 0.169 269.5)
XYZ	xyz(9.5042, 6.5819, 36.8385)
Luminance	0.0658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3DA6 #A6932A

analogous

#2A7BA6 #2A3DA6 #552AA6

triadic

#2A3DA6 #A62A3D #3DA62A

tetradic

#2A3DA6 #A62A7B #A6932A #2AA655

square

#2A3DA6 #A62A7B #A6932A #2AA655

split-complementary

#2A3DA6 #A6552A #7BA62A

monochromatic

#111944 #1E2B75 #2A3DA6 #3F55CE #7080DB

Accessibility & contrast

On white

9.07

#2A3DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2A3DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3DA6

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3DA6	#FFFFFF	#000000	##FFFFFF
##2A3DA6	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA9

Deuteranopia (green-blind)

#0043A4

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3da6;
/* rgb */ color: rgb(42, 61, 166);
/* oklch */ color: oklch(41.6% 0.169 269.5);

Tailwind

colors: {
  custom: {
    50: '#7672c1',
    500: '#2a3da6',
    950: '#000000',
  },
}

SCSS

$custom: #2a3da6;
$custom-light: #7672c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3da6",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 166
  },
  "hsl": {
    "h": 230.806,
    "s": 59.615,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4156,
    "c": 0.16938,
    "h": 269.5
  },
  "luminance": 0.06583
}

Semantic roles & 50–950 ramp

primary

#2A3DA6

secondary

#C2B46A

accent

#CB45E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2A3DA6

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

Preview Lab → · Contrast checker → · Palette generator →