#2663AC#2663AC

#2663AC is a mid, vivid cyan. Relative luminance 0.123; OKLCH L 49.9% C 0.132 H 255.1°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#2663AC
RGB	rgb(38, 99, 172)
HSL	hsl(213, 64%, 41%)
HSV	hsv(213, 78%, 67%)
CMYK	cmyk(77.9%, 42.4%, 0%, 32.5%)
CIE-LAB	lab(41.71, 6.90, -44.61)
CIE-LCH	lch(41.71, 45.14, 278.80°)
OKLab	oklab(49.91% -0.0341 -0.1276)
OKLCH	oklch(49.91% 0.132 255.1)
XYZ	xyz(12.7048, 12.3128, 40.7287)
Luminance	0.1231 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2663AC #AC6F26

analogous

#26A6AC #2663AC #2C26AC

triadic

#2663AC #AC2663 #63AC26

tetradic

#2663AC #AC26A6 #AC6F26 #26AC2C

square

#2663AC #AC26A6 #AC6F26 #26AC2C

split-complementary

#2663AC #AC2C26 #A6AC26

monochromatic

#102948 #1B467A #2663AC #3B81D4 #6EA1DF

Accessibility & contrast

On white

6.06

#2663AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#2663AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2663AC

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2663AC	#FFFFFF	#000000	##FFFFFF
##2663AC	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F69AF

Deuteranopia (green-blind)

#275DAB

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2663ac;
/* rgb */ color: rgb(38, 99, 172);
/* oklch */ color: oklch(49.9% 0.132 255.1);

Tailwind

colors: {
  custom: {
    50: '#748ec5',
    500: '#2663ac',
    950: '#000000',
  },
}

SCSS

$custom: #2663ac;
$custom-light: #748ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2663ac",
  "rgb": {
    "r": 38,
    "g": 99,
    "b": 172
  },
  "hsl": {
    "h": 212.687,
    "s": 63.81,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49914,
    "c": 0.13209,
    "h": 255.1
  },
  "luminance": 0.12314
}

Semantic roles & 50–950 ramp

primary

#2663AC

secondary

#C59B68

accent

#9B41E7

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2663AC

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

Preview Lab → · Contrast checker → · Palette generator →