#2355AA#2355AA

#2355AA is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.5% C 0.147 H 260.4°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#2355AA
RGB	rgb(35, 85, 170)
HSL	hsl(218, 66%, 40%)
HSV	hsv(218, 79%, 67%)
CMYK	cmyk(79.4%, 50%, 0%, 33.3%)
CIE-LAB	lab(37.40, 14.92, -50.35)
CIE-LCH	lch(37.40, 52.51, 286.51°)
OKLab	oklab(46.52% -0.0246 -0.1448)
OKLCH	oklch(46.52% 0.147 260.4)
XYZ	xyz(11.1947, 9.7553, 39.3154)
Luminance	0.0976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2355AA #AA7823

analogous

#2398AA #2355AA #3523AA

triadic

#2355AA #AA2355 #55AA23

tetradic

#2355AA #AA2398 #AA7823 #23AA35

square

#2355AA #AA2398 #AA7823 #23AA35

split-complementary

#2355AA #AA3523 #98AA23

monochromatic

#0E2244 #193C77 #2355AA #3570D5 #6894E0

Accessibility & contrast

On white

7.12

#2355AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2355AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2355AA

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2355AA	#FFFFFF	#000000	##FFFFFF
##2355AA	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225FAD

Deuteranopia (green-blind)

#0052A8

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2355aa;
/* rgb */ color: rgb(35, 85, 170);
/* oklch */ color: oklch(46.5% 0.147 260.4);

Tailwind

colors: {
  custom: {
    50: '#7384c4',
    500: '#2355aa',
    950: '#000000',
  },
}

SCSS

$custom: #2355aa;
$custom-light: #7384c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2355aa",
  "rgb": {
    "r": 35,
    "g": 85,
    "b": 170
  },
  "hsl": {
    "h": 217.778,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.46521,
    "c": 0.14691,
    "h": 260.4
  },
  "luminance": 0.09757
}

Semantic roles & 50–950 ramp

primary

#2355AA

secondary

#C6A163

accent

#AA3FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2355AA

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

Preview Lab → · Contrast checker → · Palette generator →