#2834A5#2834A5

#2834A5 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.8% C 0.179 H 270.7°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#2834A5
RGB	rgb(40, 52, 165)
HSL	hsl(234, 61%, 40%)
HSV	hsv(234, 76%, 65%)
CMYK	cmyk(75.8%, 68.5%, 0%, 35.3%)
CIE-LAB	lab(28.44, 35.43, -61.94)
CIE-LCH	lch(28.44, 71.36, 299.77°)
OKLab	oklab(39.75% 0.0021 -0.1792)
OKLCH	oklch(39.75% 0.179 270.7)
XYZ	xyz(8.8923, 5.6228, 36.2067)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2834A5 #A59928

analogous

#2872A5 #2834A5 #5A28A5

triadic

#2834A5 #A52834 #34A528

tetradic

#2834A5 #A52872 #A59928 #28A55A

square

#2834A5 #A52872 #A59928 #28A55A

split-complementary

#2834A5 #A55A28 #72A528

monochromatic

#101542 #1C2474 #2834A5 #3B49CF #6C77DB

Accessibility & contrast

On white

9.88

#2834A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2834A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2834A5

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2834A5	#FFFFFF	#000000	##FFFFFF
##2834A5	1.00	9.88	2.12	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A8

Deuteranopia (green-blind)

#003DA3

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2834a5;
/* rgb */ color: rgb(40, 52, 165);
/* oklch */ color: oklch(39.8% 0.179 270.7);

Tailwind

colors: {
  custom: {
    50: '#766cc1',
    500: '#2834a5',
    950: '#000000',
  },
}

SCSS

$custom: #2834a5;
$custom-light: #766cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2834a5",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 165
  },
  "hsl": {
    "h": 234.24,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.3975,
    "c": 0.17922,
    "h": 270.7
  },
  "luminance": 0.05624
}

Semantic roles & 50–950 ramp

primary

#2834A5

secondary

#C2B967

accent

#D544E4

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2834A5

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

Preview Lab → · Contrast checker → · Palette generator →