#2A34A5#2A34A5

#2A34A5 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.179 H 271.4°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A34A5
RGB	rgb(42, 52, 165)
HSL	hsl(235, 59%, 41%)
HSV	hsv(235, 75%, 65%)
CMYK	cmyk(74.5%, 68.5%, 0%, 35.3%)
CIE-LAB	lab(28.55, 35.64, -61.76)
CIE-LCH	lch(28.55, 71.31, 299.99°)
OKLab	oklab(39.86% 0.0042 -0.1786)
OKLCH	oklch(39.86% 0.179 271.4)
XYZ	xyz(8.9721, 5.6639, 36.2104)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A34A5 #A59B2A

analogous

#2A71A5 #2A34A5 #5D2AA5

triadic

#2A34A5 #A52A34 #34A52A

tetradic

#2A34A5 #A52A71 #A59B2A #2AA55D

square

#2A34A5 #A52A71 #A59B2A #2AA55D

split-complementary

#2A34A5 #A55D2A #71A52A

monochromatic

#111543 #1E2574 #2A34A5 #3E4ACE #6F78DA

Accessibility & contrast

On white

9.85

#2A34A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2A34A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A34A5

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A34A5	#FFFFFF	#000000	##FFFFFF
##2A34A5	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A8

Deuteranopia (green-blind)

#003EA3

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2a34a5;
/* rgb */ color: rgb(42, 52, 165);
/* oklch */ color: oklch(39.9% 0.179 271.4);

Tailwind

colors: {
  custom: {
    50: '#776cc1',
    500: '#2a34a5',
    950: '#000000',
  },
}

SCSS

$custom: #2a34a5;
$custom-light: #776cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a34a5",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 165
  },
  "hsl": {
    "h": 235.122,
    "s": 59.42,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39858,
    "c": 0.17869,
    "h": 271.4
  },
  "luminance": 0.05665
}

Semantic roles & 50–950 ramp

primary

#2A34A5

secondary

#C1BA69

accent

#D645E3

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A34A5

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

Preview Lab → · Contrast checker → · Palette generator →