#2830AA#2830AA

#2830AA is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.6% C 0.190 H 271.1°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#2830AA
RGB	rgb(40, 48, 170)
HSL	hsl(236, 62%, 41%)
HSV	hsv(236, 76%, 67%)
CMYK	cmyk(76.5%, 71.8%, 0%, 33.3%)
CIE-LAB	lab(28.02, 39.69, -65.64)
CIE-LCH	lch(28.02, 76.71, 301.16°)
OKLab	oklab(39.6% 0.0036 -0.19)
OKLCH	oklch(39.6% 0.19 271.1)
XYZ	xyz(9.1853, 5.4663, 38.5934)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2830AA #AAA228

analogous

#2871AA #2830AA #6128AA

triadic

#2830AA #AA2830 #30AA28

tetradic

#2830AA #AA2871 #AAA228 #28AA61

square

#2830AA #AA2871 #AAA228 #28AA61

split-complementary

#2830AA #AA6128 #71AA28

monochromatic

#111447 #1C2278 #2830AA #3E47D2 #6F76DD

Accessibility & contrast

On white

10.03

#2830AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2830AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2830AA

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2830AA	#FFFFFF	#000000	##FFFFFF
##2830AA	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AE

Deuteranopia (green-blind)

#003CA8

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2830aa;
/* rgb */ color: rgb(40, 48, 170);
/* oklch */ color: oklch(39.6% 0.190 271.1);

Tailwind

colors: {
  custom: {
    50: '#7869c4',
    500: '#2830aa',
    950: '#000000',
  },
}

SCSS

$custom: #2830aa;
$custom-light: #7869c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2830aa",
  "rgb": {
    "r": 40,
    "g": 48,
    "b": 170
  },
  "hsl": {
    "h": 236.308,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39599,
    "c": 0.19003,
    "h": 271.1
  },
  "luminance": 0.05467
}

Semantic roles & 50–950 ramp

primary

#2830AA

secondary

#C4BE6A

accent

#DB43E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2830AA

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

Preview Lab → · Contrast checker → · Palette generator →