#2833AA#2833AA

#2833AA is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.1% C 0.187 H 270.6°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#2833AA
RGB	rgb(40, 51, 170)
HSL	hsl(235, 62%, 41%)
HSV	hsv(235, 76%, 67%)
CMYK	cmyk(76.5%, 70%, 0%, 33.3%)
CIE-LAB	lab(28.69, 37.85, -64.53)
CIE-LCH	lch(28.69, 74.81, 300.39°)
OKLab	oklab(40.08% 0.0021 -0.1868)
OKLCH	oklch(40.08% 0.187 270.6)
XYZ	xyz(9.3121, 5.7200, 38.6357)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.96

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2833AA #AA9F28

analogous

#2874AA #2833AA #5E28AA

triadic

#2833AA #AA2833 #33AA28

tetradic

#2833AA #AA2874 #AA9F28 #28AA5E

square

#2833AA #AA2874 #AA9F28 #28AA5E

split-complementary

#2833AA #AA5E28 #74AA28

monochromatic

#111547 #1C2478 #2833AA #3E4AD2 #6F79DD

Accessibility & contrast

On white

9.79

#2833AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2833AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2833AA

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2833AA	#FFFFFF	#000000	##FFFFFF
##2833AA	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#003DA8

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2833aa;
/* rgb */ color: rgb(40, 51, 170);
/* oklch */ color: oklch(40.1% 0.187 270.6);

Tailwind

colors: {
  custom: {
    50: '#776bc4',
    500: '#2833aa',
    950: '#000000',
  },
}

SCSS

$custom: #2833aa;
$custom-light: #776bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2833aa",
  "rgb": {
    "r": 40,
    "g": 51,
    "b": 170
  },
  "hsl": {
    "h": 234.923,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40082,
    "c": 0.18679,
    "h": 270.6
  },
  "luminance": 0.05721
}

Semantic roles & 50–950 ramp

primary

#2833AA

secondary

#C4BC6A

accent

#D743E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2833AA

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

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