#2A359F#2A359F

#2A359F is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.5% C 0.170 H 271.4°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A359F
RGB	rgb(42, 53, 159)
HSL	hsl(234, 58%, 39%)
HSV	hsv(234, 74%, 62%)
CMYK	cmyk(73.6%, 66.7%, 0%, 37.6%)
CIE-LAB	lab(28.22, 32.84, -58.66)
CIE-LCH	lch(28.22, 67.22, 299.24°)
OKLab	oklab(39.45% 0.0041 -0.1696)
OKLCH	oklch(39.45% 0.17 271.4)
XYZ	xyz(8.4838, 5.5408, 33.4165)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A359F #9F942A

analogous

#2A709F #2A359F #5A2A9F

triadic

#2A359F #9F2A35 #359F2A

tetradic

#2A359F #9F2A70 #9F942A #2A9F5A

square

#2A359F #9F2A70 #9F942A #2A9F5A

split-complementary

#2A359F #9F5A2A #709F2A

monochromatic

#10153E #1D256F #2A359F #3B49CB #6B76D8

Accessibility & contrast

On white

9.96

#2A359F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2A359F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A359F

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A359F	#FFFFFF	#000000	##FFFFFF
##2A359F	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#003D9D

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2a359f;
/* rgb */ color: rgb(42, 53, 159);
/* oklch */ color: oklch(39.5% 0.170 271.4);

Tailwind

colors: {
  custom: {
    50: '#756cbc',
    500: '#2a359f',
    950: '#000000',
  },
}

SCSS

$custom: #2a359f;
$custom-light: #756cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a359f",
  "rgb": {
    "r": 42,
    "g": 53,
    "b": 159
  },
  "hsl": {
    "h": 234.359,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.3945,
    "c": 0.16962,
    "h": 271.4
  },
  "luminance": 0.05542
}

Semantic roles & 50–950 ramp

primary

#2A359F

secondary

#BFB666

accent

#D346E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A359F

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

Preview Lab → · Contrast checker → · Palette generator →