#2357C2#2357C2

#2357C2 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.8% C 0.177 H 262.4°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#2357C2
RGB	rgb(35, 87, 194)
HSL	hsl(220, 69%, 45%)
HSV	hsv(220, 82%, 76%)
CMYK	cmyk(82%, 55.2%, 0%, 23.9%)
CIE-LAB	lab(39.69, 22.96, -60.74)
CIE-LCH	lch(39.69, 64.94, 290.71°)
OKLab	oklab(48.82% -0.0234 -0.1754)
OKLCH	oklch(48.82% 0.177 262.4)
XYZ	xyz(13.8354, 11.0671, 52.4354)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2357C2 #C28E23

analogous

#23A7C2 #2357C2 #3E23C2

triadic

#2357C2 #C22357 #57C223

tetradic

#2357C2 #C223A7 #C28E23 #23C23E

square

#2357C2 #C223A7 #C28E23 #23C23E

split-complementary

#2357C2 #C23E23 #A7C223

monochromatic

#10285A #1A408E #2357C2 #4577DD #799DE7

Accessibility & contrast

On white

6.53

#2357C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2357C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2357C2

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2357C2	#FFFFFF	#000000	##FFFFFF
##2357C2	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C6

Deuteranopia (green-blind)

#0057C0

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2357c2;
/* rgb */ color: rgb(35, 87, 194);
/* oklch */ color: oklch(48.8% 0.177 262.4);

Tailwind

colors: {
  custom: {
    50: '#7985d5',
    500: '#2357c2',
    950: '#000000',
  },
}

SCSS

$custom: #2357c2;
$custom-light: #7985d5;
$custom-dark: #000000;

JSON

{
  "hex": "#2357c2",
  "rgb": {
    "r": 35,
    "g": 87,
    "b": 194
  },
  "hsl": {
    "h": 220.377,
    "s": 69.432,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48816,
    "c": 0.17692,
    "h": 262.4
  },
  "luminance": 0.11069
}

Semantic roles & 50–950 ramp

primary

#2357C2

secondary

#CEB072

accent

#B23CEC

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2357C2

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

Preview Lab → · Contrast checker → · Palette generator →