#2A34A4#2A34A4

#2A34A4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.8% C 0.177 H 271.4°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#2A34A4
RGB	rgb(42, 52, 164)
HSL	hsl(235, 59%, 40%)
HSV	hsv(235, 74%, 64%)
CMYK	cmyk(74.4%, 68.3%, 0%, 35.7%)
CIE-LAB	lab(28.45, 35.28, -61.31)
CIE-LCH	lch(28.45, 70.74, 299.92°)
OKLab	oklab(39.76% 0.0043 -0.1773)
OKLCH	oklch(39.76% 0.177 271.4)
XYZ	xyz(8.8814, 5.6276, 35.7329)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A34A4 #A49A2A

analogous

#2A71A4 #2A34A4 #5D2AA4

triadic

#2A34A4 #A42A34 #34A42A

tetradic

#2A34A4 #A42A71 #A49A2A #2AA45D

square

#2A34A4 #A42A71 #A49A2A #2AA45D

split-complementary

#2A34A4 #A45D2A #71A42A

monochromatic

#111543 #1E2573 #2A34A4 #3E49CD #6E77DA

Accessibility & contrast

On white

9.88

#2A34A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2A34A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A34A4

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A34A4	#FFFFFF	#000000	##FFFFFF
##2A34A4	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A7

Deuteranopia (green-blind)

#003DA2

Tritanopia (blue-blind)

#005267

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2a34a4;
/* rgb */ color: rgb(42, 52, 164);
/* oklch */ color: oklch(39.8% 0.177 271.4);

Tailwind

colors: {
  custom: {
    50: '#776cc0',
    500: '#2a34a4',
    950: '#000000',
  },
}

SCSS

$custom: #2a34a4;
$custom-light: #776cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a34a4",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 164
  },
  "hsl": {
    "h": 235.082,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.3976,
    "c": 0.17738,
    "h": 271.4
  },
  "luminance": 0.05629
}

Semantic roles & 50–950 ramp

primary

#2A34A4

secondary

#C1BA69

accent

#D645E2

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A34A4

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

Preview Lab → · Contrast checker → · Palette generator →