#2555AB#2555AB

#2555AB is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.7% C 0.148 H 261.0°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#2555AB
RGB	rgb(37, 85, 171)
HSL	hsl(219, 64%, 41%)
HSV	hsv(219, 78%, 67%)
CMYK	cmyk(78.4%, 50.3%, 0%, 32.9%)
CIE-LAB	lab(37.53, 15.54, -50.72)
CIE-LCH	lch(37.53, 53.05, 287.03°)
OKLab	oklab(46.66% -0.0231 -0.1459)
OKLCH	oklch(46.66% 0.148 261)
XYZ	xyz(11.3595, 9.8293, 39.8187)
Luminance	0.0983 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2555AB #AB7B25

analogous

#2598AB #2555AB #3825AB

triadic

#2555AB #AB2555 #55AB25

tetradic

#2555AB #AB2598 #AB7B25 #25AB38

square

#2555AB #AB2598 #AB7B25 #25AB38

split-complementary

#2555AB #AB3825 #98AB25

monochromatic

#0F2346 #1A3C79 #2555AB #3971D4 #6B95DF

Accessibility & contrast

On white

7.08

#2555AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#2555AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2555AB

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2555AB	#FFFFFF	#000000	##FFFFFF
##2555AB	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)

#215FAE

Deuteranopia (green-blind)

#0053A9

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2555ab;
/* rgb */ color: rgb(37, 85, 171);
/* oklch */ color: oklch(46.7% 0.148 261.0);

Tailwind

colors: {
  custom: {
    50: '#7484c5',
    500: '#2555ab',
    950: '#000000',
  },
}

SCSS

$custom: #2555ab;
$custom-light: #7484c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2555ab",
  "rgb": {
    "r": 37,
    "g": 85,
    "b": 171
  },
  "hsl": {
    "h": 218.507,
    "s": 64.423,
    "l": 40.784
  },
  "oklch": {
    "l": 0.46664,
    "c": 0.14773,
    "h": 261
  },
  "luminance": 0.09831
}

Semantic roles & 50–950 ramp

primary

#2555AB

secondary

#C5A367

accent

#AC40E7

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2555AB

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

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