#2859D1#2859D1

#2859D1 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.6% C 0.193 H 263.9°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#2859D1
RGB	rgb(40, 89, 209)
HSL	hsl(223, 68%, 49%)
HSV	hsv(223, 81%, 82%)
CMYK	cmyk(80.9%, 57.4%, 0%, 18%)
CIE-LAB	lab(41.53, 27.83, -66.43)
CIE-LCH	lch(41.53, 72.02, 292.74°)
OKLab	oklab(50.6% -0.0205 -0.192)
OKLCH	oklch(50.6% 0.193 263.9)
XYZ	xyz(15.9520, 12.1974, 61.8228)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2859D1 #D1A028

analogous

#28AED1 #2859D1 #4C28D1

triadic

#2859D1 #D12859 #59D128

tetradic

#2859D1 #D128AE #D1A028 #28D14C

square

#2859D1 #D128AE #D1A028 #28D14C

split-complementary

#2859D1 #D14C28 #AED128

monochromatic

#142D6A #1E439E #2859D1 #577FDF #8BA6E9

Accessibility & contrast

On white

6.11

#2859D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#2859D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2859D1

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2859D1	#FFFFFF	#000000	##FFFFFF
##2859D1	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD5

Deuteranopia (green-blind)

#005ACF

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2859d1;
/* rgb */ color: rgb(40, 89, 209);
/* oklch */ color: oklch(50.6% 0.193 263.9);

Tailwind

colors: {
  custom: {
    50: '#7e87e0',
    500: '#2859d1',
    950: '#000000',
  },
}

SCSS

$custom: #2859d1;
$custom-light: #7e87e0;
$custom-dark: #000000;

JSON

{
  "hex": "#2859d1",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 209
  },
  "hsl": {
    "h": 222.604,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50603,
    "c": 0.19305,
    "h": 263.9
  },
  "luminance": 0.12199
}

Semantic roles & 50–950 ramp

primary

#2859D1

secondary

#D3BB82

accent

#B83DEB

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #2859D1

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

Preview Lab → · Contrast checker → · Palette generator →