#2353B4#2353B4

#2353B4 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.9% C 0.163 H 262.3°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#2353B4
RGB	rgb(35, 83, 180)
HSL	hsl(220, 67%, 42%)
HSV	hsv(220, 81%, 71%)
CMYK	cmyk(80.6%, 53.9%, 0%, 29.4%)
CIE-LAB	lab(37.55, 20.17, -56.02)
CIE-LCH	lch(37.55, 59.54, 289.80°)
OKLab	oklab(46.86% -0.0219 -0.1616)
OKLCH	oklch(46.86% 0.163 262.3)
XYZ	xyz(12.0216, 9.8377, 44.4364)
Luminance	0.0984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2353B4 #B48423

analogous

#239CB4 #2353B4 #3C23B4

triadic

#2353B4 #B42353 #53B423

tetradic

#2353B4 #B4239C #B48423 #23B43C

square

#2353B4 #B4239C #B48423 #23B43C

split-complementary

#2353B4 #B43C23 #9CB423

monochromatic

#0F244E #193B81 #2353B4 #3B6FD9 #6E95E3

Accessibility & contrast

On white

7.08

#2353B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#2353B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2353B4

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2353B4	#FFFFFF	#000000	##FFFFFF
##2353B4	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FB7

Deuteranopia (green-blind)

#0052B2

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2353b4;
/* rgb */ color: rgb(35, 83, 180);
/* oklch */ color: oklch(46.9% 0.163 262.3);

Tailwind

colors: {
  custom: {
    50: '#7682cb',
    500: '#2353b4',
    950: '#000000',
  },
}

SCSS

$custom: #2353b4;
$custom-light: #7682cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2353b4",
  "rgb": {
    "r": 35,
    "g": 83,
    "b": 180
  },
  "hsl": {
    "h": 220.138,
    "s": 67.442,
    "l": 42.157
  },
  "oklch": {
    "l": 0.46862,
    "c": 0.16305,
    "h": 262.3
  },
  "luminance": 0.09839
}

Semantic roles & 50–950 ramp

primary

#2353B4

secondary

#C9AA69

accent

#B13DEA

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2353B4

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

Preview Lab → · Contrast checker → · Palette generator →