#2353A8#2353A8

#2353A8 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.9% C 0.147 H 260.8°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#2353A8
RGB	rgb(35, 83, 168)
HSL	hsl(218, 66%, 40%)
HSV	hsv(218, 79%, 66%)
CMYK	cmyk(79.2%, 50.6%, 0%, 34.1%)
CIE-LAB	lab(36.69, 15.46, -50.31)
CIE-LCH	lch(36.69, 52.63, 287.09°)
OKLab	oklab(45.93% -0.0233 -0.1448)
OKLCH	oklch(45.93% 0.147 260.8)
XYZ	xyz(10.8517, 9.3697, 38.2748)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2353A8 #A87823

analogous

#2395A8 #2353A8 #3623A8

triadic

#2353A8 #A82353 #53A823

tetradic

#2353A8 #A82395 #A87823 #23A836

square

#2353A8 #A82395 #A87823 #23A836

split-complementary

#2353A8 #A83623 #95A823

monochromatic

#0E2143 #183A75 #2353A8 #346ED5 #6692DF

Accessibility & contrast

On white

7.31

#2353A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#2353A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2353A8

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2353A8	#FFFFFF	#000000	##FFFFFF
##2353A8	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5DAB

Deuteranopia (green-blind)

#0051A6

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2353a8;
/* rgb */ color: rgb(35, 83, 168);
/* oklch */ color: oklch(45.9% 0.147 260.8);

Tailwind

colors: {
  custom: {
    50: '#7382c2',
    500: '#2353a8',
    950: '#000000',
  },
}

SCSS

$custom: #2353a8;
$custom-light: #7382c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2353a8",
  "rgb": {
    "r": 35,
    "g": 83,
    "b": 168
  },
  "hsl": {
    "h": 218.346,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.45931,
    "c": 0.14663,
    "h": 260.8
  },
  "luminance": 0.09371
}

Semantic roles & 50–950 ramp

primary

#2353A8

secondary

#C5A162

accent

#AB3FE8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2353A8

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

Preview Lab → · Contrast checker → · Palette generator →