#2B64B3#2B64B3

#2B64B3 is a mid, vivid cyan. Relative luminance 0.129; OKLCH L 50.8% C 0.139 H 257.4°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#2B64B3
RGB	rgb(43, 100, 179)
HSL	hsl(215, 61%, 44%)
HSV	hsv(215, 76%, 70%)
CMYK	cmyk(76%, 44.1%, 0%, 29.8%)
CIE-LAB	lab(42.58, 9.56, -47.31)
CIE-LCH	lch(42.58, 48.27, 281.43°)
OKLab	oklab(50.77% -0.0304 -0.1355)
OKLCH	oklch(50.77% 0.139 257.4)
XYZ	xyz(13.6871, 12.8810, 44.4040)
Luminance	0.1288 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64B3 #B37A2B

analogous

#2BA8B3 #2B64B3 #362BB3

triadic

#2B64B3 #B32B64 #64B32B

tetradic

#2B64B3 #B32BA8 #B37A2B #2BB336

square

#2B64B3 #B32BA8 #B37A2B #2BB336

split-complementary

#2B64B3 #B3362B #A8B32B

monochromatic

#132D50 #1F4882 #2B64B3 #4882D3 #79A4DF

Accessibility & contrast

On white

5.87

#2B64B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#2B64B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64B3

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64B3	#FFFFFF	#000000	##FFFFFF
##2B64B3	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C6BB6

Deuteranopia (green-blind)

#225FB1

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2b64b3;
/* rgb */ color: rgb(43, 100, 179);
/* oklch */ color: oklch(50.8% 0.139 257.4);

Tailwind

colors: {
  custom: {
    50: '#788fca',
    500: '#2b64b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b64b3;
$custom-light: #788fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64b3",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 179
  },
  "hsl": {
    "h": 214.853,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50774,
    "c": 0.13884,
    "h": 257.4
  },
  "luminance": 0.12883
}

Semantic roles & 50–950 ramp

primary

#2B64B3

secondary

#C7A473

accent

#A143E4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B64B3

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

Preview Lab → · Contrast checker → · Palette generator →