#2B64AB#2B64AB

#2B64AB is a mid, vivid cyan. Relative luminance 0.126; OKLCH L 50.2% C 0.128 H 255.5°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B64AB
RGB	rgb(43, 100, 171)
HSL	hsl(213, 60%, 42%)
HSV	hsv(213, 75%, 67%)
CMYK	cmyk(74.9%, 41.5%, 0%, 32.9%)
CIE-LAB	lab(42.10, 6.52, -43.38)
CIE-LCH	lch(42.10, 43.87, 278.55°)
OKLab	oklab(50.25% -0.032 -0.1239)
OKLCH	oklch(50.25% 0.128 255.5)
XYZ	xyz(12.9014, 12.5668, 40.2659)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64AB #AB722B

analogous

#2BA4AB #2B64AB #322BAB

triadic

#2B64AB #AB2B64 #64AB2B

tetradic

#2B64AB #AB2BA4 #AB722B #2BAB32

square

#2B64AB #AB2BA4 #AB722B #2BAB32

split-complementary

#2B64AB #AB322B #A4AB2B

monochromatic

#122B49 #1F477A #2B64AB #4382D0 #74A3DC

Accessibility & contrast

On white

5.98

#2B64AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#2B64AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64AB

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64AB	#FFFFFF	#000000	##FFFFFF
##2B64AB	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426AAE

Deuteranopia (green-blind)

#2D5EAA

Tritanopia (blue-blind)

#00757F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2b64ab;
/* rgb */ color: rgb(43, 100, 171);
/* oklch */ color: oklch(50.2% 0.128 255.5);

Tailwind

colors: {
  custom: {
    50: '#768fc4',
    500: '#2b64ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b64ab;
$custom-light: #768fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64ab",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 171
  },
  "hsl": {
    "h": 213.281,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.50246,
    "c": 0.12801,
    "h": 255.5
  },
  "luminance": 0.12568
}

Semantic roles & 50–950 ramp

primary

#2B64AB

secondary

#C49E6E

accent

#9D45E3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B64AB

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

Preview Lab → · Contrast checker → · Palette generator →