#2B55AA#2B55AA

#2B55AA is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.8% C 0.145 H 262.5°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B55AA
RGB	rgb(43, 85, 170)
HSL	hsl(220, 60%, 42%)
HSV	hsv(220, 75%, 67%)
CMYK	cmyk(74.7%, 50%, 0%, 33.3%)
CIE-LAB	lab(37.68, 15.89, -49.88)
CIE-LCH	lch(37.68, 52.35, 287.67°)
OKLab	oklab(46.82% -0.019 -0.1433)
OKLCH	oklch(46.82% 0.145 262.5)
XYZ	xyz(11.4979, 9.9116, 39.3296)
Luminance	0.0991 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B55AA #AA802B

analogous

#2B95AA #2B55AA #402BAA

triadic

#2B55AA #AA2B55 #55AA2B

tetradic

#2B55AA #AA2B95 #AA802B #2BAA40

square

#2B55AA #AA2B95 #AA802B #2BAA40

split-complementary

#2B55AA #AA402B #95AA2B

monochromatic

#122448 #1F3D79 #2B55AA #4371CF #7496DC

Accessibility & contrast

On white

7.04

#2B55AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#2B55AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B55AA

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B55AA	#FFFFFF	#000000	##FFFFFF
##2B55AA	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAD

Deuteranopia (green-blind)

#0053A8

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2b55aa;
/* rgb */ color: rgb(43, 85, 170);
/* oklch */ color: oklch(46.8% 0.145 262.5);

Tailwind

colors: {
  custom: {
    50: '#7684c4',
    500: '#2b55aa',
    950: '#000000',
  },
}

SCSS

$custom: #2b55aa;
$custom-light: #7684c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b55aa",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 170
  },
  "hsl": {
    "h": 220.157,
    "s": 59.624,
    "l": 41.765
  },
  "oklch": {
    "l": 0.46817,
    "c": 0.14457,
    "h": 262.5
  },
  "luminance": 0.09913
}

Semantic roles & 50–950 ramp

primary

#2B55AA

secondary

#C3A76E

accent

#AF45E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2B55AA

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

Preview Lab → · Contrast checker → · Palette generator →