#2839A0#2839A0

#2839A0 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.167 H 269.8°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#2839A0
RGB	rgb(40, 57, 160)
HSL	hsl(232, 60%, 39%)
HSV	hsv(232, 75%, 63%)
CMYK	cmyk(75%, 64.4%, 0%, 37.3%)
CIE-LAB	lab(29.20, 30.36, -57.68)
CIE-LCH	lch(29.20, 65.18, 297.77°)
OKLab	oklab(40.16% -0.0007 -0.1667)
OKLCH	oklch(40.16% 0.167 269.8)
XYZ	xyz(8.6812, 5.9145, 33.9350)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2839A0 #A08F28

analogous

#2875A0 #2839A0 #5328A0

triadic

#2839A0 #A02839 #39A028

tetradic

#2839A0 #A02875 #A08F28 #28A053

square

#2839A0 #A02875 #A08F28 #28A053

split-complementary

#2839A0 #A05328 #75A028

monochromatic

#10163E #1C286F #2839A0 #384DCD #6979D9

Accessibility & contrast

On white

9.62

#2839A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2839A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2839A0

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2839A0	#FFFFFF	#000000	##FFFFFF
##2839A0	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA3

Deuteranopia (green-blind)

#003F9E

Tritanopia (blue-blind)

#005467

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2839a0;
/* rgb */ color: rgb(40, 57, 160);
/* oklch */ color: oklch(40.2% 0.167 269.8);

Tailwind

colors: {
  custom: {
    50: '#746fbd',
    500: '#2839a0',
    950: '#000000',
  },
}

SCSS

$custom: #2839a0;
$custom-light: #746fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2839a0",
  "rgb": {
    "r": 40,
    "g": 57,
    "b": 160
  },
  "hsl": {
    "h": 231.5,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40161,
    "c": 0.16671,
    "h": 269.8
  },
  "luminance": 0.05915
}

Semantic roles & 50–950 ramp

primary

#2839A0

secondary

#C0B364

accent

#CD45E3

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2839A0

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

Preview Lab → · Contrast checker → · Palette generator →