#2841A3#2841A3

#2841A3 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.0% C 0.161 H 267.8°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#2841A3
RGB	rgb(40, 65, 163)
HSL	hsl(228, 61%, 40%)
HSV	hsv(228, 75%, 64%)
CMYK	cmyk(75.5%, 60.1%, 0%, 36.1%)
CIE-LAB	lab(31.52, 26.18, -55.69)
CIE-LCH	lch(31.52, 61.54, 295.18°)
OKLab	oklab(41.96% -0.0062 -0.1608)
OKLCH	oklch(41.96% 0.161 267.8)
XYZ	xyz(9.3739, 6.8750, 35.4762)
Luminance	0.0688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2841A3 #A38A28

analogous

#287EA3 #2841A3 #4D28A3

triadic

#2841A3 #A32841 #41A328

tetradic

#2841A3 #A3287E #A38A28 #28A34D

square

#2841A3 #A3287E #A38A28 #28A34D

split-complementary

#2841A3 #A34D28 #7EA328

monochromatic

#101A41 #1C2D72 #2841A3 #3A58CF #6B82DB

Accessibility & contrast

On white

8.84

#2841A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2841A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2841A3

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2841A3	#FFFFFF	#000000	##FFFFFF
##2841A3	1.00	8.84	2.38	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A6

Deuteranopia (green-blind)

#0045A1

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2841a3;
/* rgb */ color: rgb(40, 65, 163);
/* oklch */ color: oklch(42.0% 0.161 267.8);

Tailwind

colors: {
  custom: {
    50: '#7575bf',
    500: '#2841a3',
    950: '#000000',
  },
}

SCSS

$custom: #2841a3;
$custom-light: #7575bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2841a3",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 163
  },
  "hsl": {
    "h": 227.805,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41962,
    "c": 0.16092,
    "h": 267.8
  },
  "luminance": 0.06876
}

Semantic roles & 50–950 ramp

primary

#2841A3

secondary

#C1AE66

accent

#C344E4

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2841A3

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

Preview Lab → · Contrast checker → · Palette generator →