#2841A8#2841A8

#2841A8 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.168 H 267.9°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#2841A8
RGB	rgb(40, 65, 168)
HSL	hsl(228, 62%, 41%)
HSV	hsv(228, 76%, 66%)
CMYK	cmyk(76.2%, 61.3%, 0%, 34.1%)
CIE-LAB	lab(31.94, 28.07, -58.01)
CIE-LCH	lch(31.94, 64.45, 295.82°)
OKLab	oklab(42.4% -0.0062 -0.1676)
OKLCH	oklch(42.4% 0.168 267.9)
XYZ	xyz(9.8308, 7.0578, 37.8824)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2841A8 #A88F28

analogous

#2881A8 #2841A8 #4F28A8

triadic

#2841A8 #A82841 #41A828

tetradic

#2841A8 #A82881 #A88F28 #28A84F

square

#2841A8 #A82881 #A88F28 #28A84F

split-complementary

#2841A8 #A84F28 #81A828

monochromatic

#101B45 #1C2E77 #2841A8 #3D59D1 #6E84DC

Accessibility & contrast

On white

8.71

#2841A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2841A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2841A8

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2841A8	#FFFFFF	#000000	##FFFFFF
##2841A8	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2841a8;
/* rgb */ color: rgb(40, 65, 168);
/* oklch */ color: oklch(42.4% 0.168 267.9);

Tailwind

colors: {
  custom: {
    50: '#7675c3',
    500: '#2841a8',
    950: '#000000',
  },
}

SCSS

$custom: #2841a8;
$custom-light: #7675c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2841a8",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 168
  },
  "hsl": {
    "h": 228.281,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.42403,
    "c": 0.16773,
    "h": 267.9
  },
  "luminance": 0.07059
}

Semantic roles & 50–950 ramp

primary

#2841A8

secondary

#C3B169

accent

#C543E5

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2841A8

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

Preview Lab → · Contrast checker → · Palette generator →