#2850B3#2850B3

#2850B3 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.3% C 0.164 H 264.3°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#2850B3
RGB	rgb(40, 80, 179)
HSL	hsl(223, 63%, 43%)
HSV	hsv(223, 78%, 70%)
CMYK	cmyk(77.7%, 55.3%, 0%, 29.8%)
CIE-LAB	lab(36.82, 22.30, -56.61)
CIE-LCH	lch(36.82, 60.84, 291.50°)
OKLab	oklab(46.34% -0.0163 -0.1633)
OKLCH	oklch(46.34% 0.164 264.3)
XYZ	xyz(11.8775, 9.4418, 43.8355)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2850B3 #B38B28

analogous

#2895B3 #2850B3 #4628B3

triadic

#2850B3 #B32850 #50B328

tetradic

#2850B3 #B32895 #B38B28 #28B346

square

#2850B3 #B32895 #B38B28 #28B346

split-complementary

#2850B3 #B34628 #95B328

monochromatic

#12234F #1D3A81 #2850B3 #436DD5 #7594E0

Accessibility & contrast

On white

7.27

#2850B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#2850B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2850B3

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2850B3	#FFFFFF	#000000	##FFFFFF
##2850B3	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2850b3;
/* rgb */ color: rgb(40, 80, 179);
/* oklch */ color: oklch(46.3% 0.164 264.3);

Tailwind

colors: {
  custom: {
    50: '#7780ca',
    500: '#2850b3',
    950: '#000000',
  },
}

SCSS

$custom: #2850b3;
$custom-light: #7780ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2850b3",
  "rgb": {
    "r": 40,
    "g": 80,
    "b": 179
  },
  "hsl": {
    "h": 222.734,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.46336,
    "c": 0.16408,
    "h": 264.3
  },
  "luminance": 0.09443
}

Semantic roles & 50–950 ramp

primary

#2850B3

secondary

#C8AE6F

accent

#B741E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2850B3

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

Preview Lab → · Contrast checker → · Palette generator →