#2B64B1#2B64B1

#2B64B1 is a mid, vivid cyan. Relative luminance 0.128; OKLCH L 50.6% C 0.136 H 256.9°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#2B64B1
RGB	rgb(43, 100, 177)
HSL	hsl(214, 61%, 43%)
HSV	hsv(214, 76%, 69%)
CMYK	cmyk(75.7%, 43.5%, 0%, 30.6%)
CIE-LAB	lab(42.46, 8.80, -46.33)
CIE-LCH	lch(42.46, 47.16, 280.75°)
OKLab	oklab(50.64% -0.0308 -0.1326)
OKLCH	oklch(50.64% 0.136 256.9)
XYZ	xyz(13.4863, 12.8007, 43.3465)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64B1 #B1782B

analogous

#2BA7B1 #2B64B1 #352BB1

triadic

#2B64B1 #B12B64 #64B12B

tetradic

#2B64B1 #B12BA7 #B1782B #2BB135

square

#2B64B1 #B12BA7 #B1782B #2BB135

split-complementary

#2B64B1 #B1352B #A7B12B

monochromatic

#132C4F #1F4880 #2B64B1 #4782D2 #78A4DE

Accessibility & contrast

On white

5.90

#2B64B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#2B64B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64B1

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64B1	#FFFFFF	#000000	##FFFFFF
##2B64B1	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6BB4

Deuteranopia (green-blind)

#255FAF

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2b64b1;
/* rgb */ color: rgb(43, 100, 177);
/* oklch */ color: oklch(50.6% 0.136 256.9);

Tailwind

colors: {
  custom: {
    50: '#778fc9',
    500: '#2b64b1',
    950: '#000000',
  },
}

SCSS

$custom: #2b64b1;
$custom-light: #778fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64b1",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 177
  },
  "hsl": {
    "h": 214.478,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5064,
    "c": 0.13613,
    "h": 256.9
  },
  "luminance": 0.12802
}

Semantic roles & 50–950 ramp

primary

#2B64B1

secondary

#C6A272

accent

#A044E4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B64B1

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

Preview Lab → · Contrast checker → · Palette generator →