#2356BF#2356BF

#2356BF is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.4% C 0.174 H 262.4°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#2356BF
RGB	rgb(35, 86, 191)
HSL	hsl(220, 69%, 44%)
HSV	hsv(220, 82%, 75%)
CMYK	cmyk(81.7%, 55%, 0%, 25.1%)
CIE-LAB	lab(39.20, 22.46, -59.80)
CIE-LCH	lch(39.20, 63.88, 290.58°)
OKLab	oklab(48.37% -0.023 -0.1726)
OKLCH	oklch(48.37% 0.174 262.4)
XYZ	xyz(13.4215, 10.7729, 50.6521)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2356BF #BF8C23

analogous

#23A4BF #2356BF #3E23BF

triadic

#2356BF #BF2356 #56BF23

tetradic

#2356BF #BF23A4 #BF8C23 #23BF3E

square

#2356BF #BF23A4 #BF8C23 #23BF3E

split-complementary

#2356BF #BF3E23 #A4BF23

monochromatic

#102758 #1A3F8B #2356BF #4375DC #769BE6

Accessibility & contrast

On white

6.66

#2356BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2356BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2356BF

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2356BF	#FFFFFF	#000000	##FFFFFF
##2356BF	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2356bf;
/* rgb */ color: rgb(35, 86, 191);
/* oklch */ color: oklch(48.4% 0.174 262.4);

Tailwind

colors: {
  custom: {
    50: '#7885d3',
    500: '#2356bf',
    950: '#000000',
  },
}

SCSS

$custom: #2356bf;
$custom-light: #7885d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2356bf",
  "rgb": {
    "r": 35,
    "g": 86,
    "b": 191
  },
  "hsl": {
    "h": 220.385,
    "s": 69.027,
    "l": 44.314
  },
  "oklch": {
    "l": 0.48368,
    "c": 0.17414,
    "h": 262.4
  },
  "luminance": 0.10774
}

Semantic roles & 50–950 ramp

primary

#2356BF

secondary

#CDAF70

accent

#B23CEC

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2356BF

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

Preview Lab → · Contrast checker → · Palette generator →