#2823B2#2823B2

#2823B2 is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.7% C 0.212 H 272.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2823B2
RGB	rgb(40, 35, 178)
HSL	hsl(242, 67%, 42%)
HSV	hsv(242, 80%, 70%)
CMYK	cmyk(77.5%, 80.3%, 0%, 30.2%)
CIE-LAB	lab(26.35, 49.57, -73.20)
CIE-LCH	lch(26.35, 88.41, 304.10°)
OKLab	oklab(38.67% 0.0073 -0.2119)
OKLCH	oklch(38.67% 0.212 272)
XYZ	xyz(9.5093, 4.8665, 42.5490)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2823B2 #ADB223

analogous

#2366B2 #2823B2 #7023B2

triadic

#2823B2 #B22823 #23B228

tetradic

#2823B2 #B22366 #ADB223 #23B270

square

#2823B2 #B22366 #ADB223 #23B270

split-complementary

#2823B2 #B27023 #66B223

monochromatic

#110F4C #1D197F #2823B2 #3F3AD8 #716DE2

Accessibility & contrast

On white

10.64

#2823B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2823B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2823B2

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2823B2	#FFFFFF	#000000	##FFFFFF
##2823B2	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B6

Deuteranopia (green-blind)

#0037B0

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2823b2;
/* rgb */ color: rgb(40, 35, 178);
/* oklch */ color: oklch(38.7% 0.212 272.0);

Tailwind

colors: {
  custom: {
    50: '#7b62ca',
    500: '#2823b2',
    950: '#000000',
  },
}

SCSS

$custom: #2823b2;
$custom-light: #7b62ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2823b2",
  "rgb": {
    "r": 40,
    "g": 35,
    "b": 178
  },
  "hsl": {
    "h": 242.098,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.38672,
    "c": 0.21198,
    "h": 272
  },
  "luminance": 0.04868
}

Semantic roles & 50–950 ramp

primary

#2823B2

secondary

#C5C968

accent

#EA3EE4

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2823B2

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

Preview Lab → · Contrast checker → · Palette generator →