#2664B7#2664B7

#2664B7 is a mid, vivid cyan. Relative luminance 0.129; OKLCH L 50.9% C 0.146 H 257.0°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#2664B7
RGB	rgb(38, 100, 183)
HSL	hsl(214, 66%, 43%)
HSV	hsv(214, 79%, 72%)
CMYK	cmyk(79.2%, 45.4%, 0%, 28.2%)
CIE-LAB	lab(42.68, 10.51, -49.50)
CIE-LCH	lch(42.68, 50.61, 281.98°)
OKLab	oklab(50.88% -0.0327 -0.142)
OKLCH	oklch(50.88% 0.146 257)
XYZ	xyz(13.9006, 12.9437, 46.5563)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2664B7 #B77926

analogous

#26ACB7 #2664B7 #3026B7

triadic

#2664B7 #B72664 #64B726

tetradic

#2664B7 #B726AC #B77926 #26B730

square

#2664B7 #B726AC #B77926 #26B730

split-complementary

#2664B7 #B73026 #ACB726

monochromatic

#112D52 #1B4884 #2664B7 #4282D8 #75A4E2

Accessibility & contrast

On white

5.85

#2664B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2664B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2664B7

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2664B7	#FFFFFF	#000000	##FFFFFF
##2664B7	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386CBA

Deuteranopia (green-blind)

#175FB5

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2664b7;
/* rgb */ color: rgb(38, 100, 183);
/* oklch */ color: oklch(50.9% 0.146 257.0);

Tailwind

colors: {
  custom: {
    50: '#778fcd',
    500: '#2664b7',
    950: '#000000',
  },
}

SCSS

$custom: #2664b7;
$custom-light: #778fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2664b7",
  "rgb": {
    "r": 38,
    "g": 100,
    "b": 183
  },
  "hsl": {
    "h": 214.345,
    "s": 65.611,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50884,
    "c": 0.14571,
    "h": 257
  },
  "luminance": 0.12945
}

Semantic roles & 50–950 ramp

primary

#2664B7

secondary

#CAA36F

accent

#A03FE9

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2664B7

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

Preview Lab → · Contrast checker → · Palette generator →