#2829B8#2829B8

#2829B8 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.1% C 0.214 H 271.1°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#2829B8
RGB	rgb(40, 41, 184)
HSL	hsl(240, 64%, 44%)
HSV	hsv(240, 78%, 72%)
CMYK	cmyk(78.3%, 77.7%, 0%, 27.8%)
CIE-LAB	lab(28.10, 48.40, -73.87)
CIE-LCH	lch(28.10, 88.32, 303.23°)
OKLab	oklab(40.1% 0.0041 -0.2139)
OKLCH	oklch(40.1% 0.214 271.1)
XYZ	xyz(10.3168, 5.4965, 45.8553)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2829B8 #B8B728

analogous

#2871B8 #2829B8 #6F28B8

triadic

#2829B8 #B82829 #29B828

tetradic

#2829B8 #B82871 #B8B728 #28B86F

square

#2829B8 #B82871 #B8B728 #28B86F

split-complementary

#2829B8 #B86F28 #71B828

monochromatic

#121353 #1D1E86 #2829B8 #4647D7 #7979E2

Accessibility & contrast

On white

10.00

#2829B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2829B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2829B8

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2829B8	#FFFFFF	#000000	##FFFFFF
##2829B8	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BC

Deuteranopia (green-blind)

#003BB6

Tritanopia (blue-blind)

#005470

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2829b8;
/* rgb */ color: rgb(40, 41, 184);
/* oklch */ color: oklch(40.1% 0.214 271.1);

Tailwind

colors: {
  custom: {
    50: '#7c65cf',
    500: '#2829b8',
    950: '#000000',
  },
}

SCSS

$custom: #2829b8;
$custom-light: #7c65cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2829b8",
  "rgb": {
    "r": 40,
    "g": 41,
    "b": 184
  },
  "hsl": {
    "h": 239.583,
    "s": 64.286,
    "l": 43.922
  },
  "oklch": {
    "l": 0.40099,
    "c": 0.21392,
    "h": 271.1
  },
  "luminance": 0.05498
}

Semantic roles & 50–950 ramp

primary

#2829B8

secondary

#CAC972

accent

#E641E7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #2829B8

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

Preview Lab → · Contrast checker → · Palette generator →