#2A3DA1#2A3DA1

#2A3DA1 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.1% C 0.163 H 269.5°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A3DA1
RGB	rgb(42, 61, 161)
HSL	hsl(230, 59%, 40%)
HSV	hsv(230, 74%, 63%)
CMYK	cmyk(73.9%, 62.1%, 0%, 36.9%)
CIE-LAB	lab(30.40, 28.33, -56.30)
CIE-LCH	lch(30.40, 63.03, 296.71°)
OKLab	oklab(41.11% -0.0015 -0.1626)
OKLCH	oklch(41.11% 0.163 269.5)
XYZ	xyz(9.0544, 6.4020, 34.4698)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3DA1 #A18E2A

analogous

#2A79A1 #2A3DA1 #522AA1

triadic

#2A3DA1 #A12A3D #3DA12A

tetradic

#2A3DA1 #A12A79 #A18E2A #2AA152

square

#2A3DA1 #A12A79 #A18E2A #2AA152

split-complementary

#2A3DA1 #A1522A #79A12A

monochromatic

#111840 #1D2B70 #2A3DA1 #3C53CC #6D7ED9

Accessibility & contrast

On white

9.21

#2A3DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2A3DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3DA1

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3DA1	#FFFFFF	#000000	##FFFFFF
##2A3DA1	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA4

Deuteranopia (green-blind)

#00429F

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a3da1;
/* rgb */ color: rgb(42, 61, 161);
/* oklch */ color: oklch(41.1% 0.163 269.5);

Tailwind

colors: {
  custom: {
    50: '#7572be',
    500: '#2a3da1',
    950: '#000000',
  },
}

SCSS

$custom: #2a3da1;
$custom-light: #7572be;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3da1",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 161
  },
  "hsl": {
    "h": 230.42,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41108,
    "c": 0.1626,
    "h": 269.5
  },
  "luminance": 0.06403
}

Semantic roles & 50–950 ramp

primary

#2A3DA1

secondary

#C0B167

accent

#C946E2

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2A3DA1

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

Preview Lab → · Contrast checker → · Palette generator →