#2857D1#2857D1

#2857D1 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.2% C 0.195 H 264.3°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#2857D1
RGB	rgb(40, 87, 209)
HSL	hsl(223, 68%, 49%)
HSV	hsv(223, 81%, 82%)
CMYK	cmyk(80.9%, 58.4%, 0%, 18%)
CIE-LAB	lab(41.01, 29.13, -67.28)
CIE-LCH	lch(41.01, 73.31, 293.41°)
OKLab	oklab(50.21% -0.0193 -0.1945)
OKLCH	oklch(50.21% 0.195 264.3)
XYZ	xyz(15.7878, 11.8691, 61.7681)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2857D1 #D1A228

analogous

#28ACD1 #2857D1 #4E28D1

triadic

#2857D1 #D12857 #57D128

tetradic

#2857D1 #D128AC #D1A228 #28D14E

square

#2857D1 #D128AC #D1A228 #28D14E

split-complementary

#2857D1 #D14E28 #ACD128

monochromatic

#142C6A #1E429E #2857D1 #577DDF #8BA5E9

Accessibility & contrast

On white

6.22

#2857D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#2857D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2857D1

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2857D1	#FFFFFF	#000000	##FFFFFF
##2857D1	1.00	6.22	3.37	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D5

Deuteranopia (green-blind)

#0059CF

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2857d1;
/* rgb */ color: rgb(40, 87, 209);
/* oklch */ color: oklch(50.2% 0.195 264.3);

Tailwind

colors: {
  custom: {
    50: '#7e85e0',
    500: '#2857d1',
    950: '#000000',
  },
}

SCSS

$custom: #2857d1;
$custom-light: #7e85e0;
$custom-dark: #000000;

JSON

{
  "hex": "#2857d1",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 209
  },
  "hsl": {
    "h": 223.314,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50212,
    "c": 0.19543,
    "h": 264.3
  },
  "luminance": 0.11871
}

Semantic roles & 50–950 ramp

primary

#2857D1

secondary

#D3BC82

accent

#BA3DEB

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #2857D1

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

Preview Lab → · Contrast checker → · Palette generator →