#2858C3#2858C3

#2858C3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.176 H 263.2°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#2858C3
RGB	rgb(40, 88, 195)
HSL	hsl(221, 66%, 46%)
HSV	hsv(221, 79%, 76%)
CMYK	cmyk(79.5%, 54.9%, 0%, 23.5%)
CIE-LAB	lab(40.20, 23.16, -60.50)
CIE-LCH	lch(40.20, 64.78, 290.95°)
OKLab	oklab(49.26% -0.0207 -0.1746)
OKLCH	oklch(49.26% 0.176 263.2)
XYZ	xyz(14.2116, 11.3690, 53.0646)
Luminance	0.1137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2858C3 #C39328

analogous

#28A5C3 #2858C3 #4528C3

triadic

#2858C3 #C32858 #58C328

tetradic

#2858C3 #C328A5 #C39328 #28C345

square

#2858C3 #C328A5 #C39328 #28C345

split-complementary

#2858C3 #C34528 #A5C328

monochromatic

#132A5D #1E4190 #2858C3 #4E79DB #80A0E5

Accessibility & contrast

On white

6.41

#2858C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#2858C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2858C3

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2858C3	#FFFFFF	#000000	##FFFFFF
##2858C3	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2858c3;
/* rgb */ color: rgb(40, 88, 195);
/* oklch */ color: oklch(49.3% 0.176 263.2);

Tailwind

colors: {
  custom: {
    50: '#7b86d6',
    500: '#2858c3',
    950: '#000000',
  },
}

SCSS

$custom: #2858c3;
$custom-light: #7b86d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2858c3",
  "rgb": {
    "r": 40,
    "g": 88,
    "b": 195
  },
  "hsl": {
    "h": 221.419,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49264,
    "c": 0.1758,
    "h": 263.2
  },
  "luminance": 0.11371
}

Semantic roles & 50–950 ramp

primary

#2858C3

secondary

#CEB379

accent

#B43FE9

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2858C3

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

Preview Lab → · Contrast checker → · Palette generator →