#2663A3#2663A3

#2663A3 is a mid, vivid cyan. Relative luminance 0.120; OKLCH L 49.3% C 0.120 H 252.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#2663A3
RGB	rgb(38, 99, 163)
HSL	hsl(211, 62%, 39%)
HSV	hsv(211, 77%, 64%)
CMYK	cmyk(76.7%, 39.3%, 0%, 36.1%)
CIE-LAB	lab(41.18, 3.45, -40.13)
CIE-LCH	lch(41.18, 40.27, 274.91°)
OKLab	oklab(49.33% -0.0362 -0.1145)
OKLCH	oklch(49.33% 0.12 252.5)
XYZ	xyz(11.8696, 11.9787, 36.3298)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2663A3 #A36626

analogous

#26A2A3 #2663A3 #2826A3

triadic

#2663A3 #A32663 #63A326

tetradic

#2663A3 #A326A2 #A36626 #26A328

square

#2663A3 #A326A2 #A36626 #26A328

split-complementary

#2663A3 #A32826 #A2A326

monochromatic

#0F2740 #1A4571 #2663A3 #3681D0 #68A0DC

Accessibility & contrast

On white

6.18

#2663A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2663A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2663A3

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2663A3	#FFFFFF	#000000	##FFFFFF
##2663A3	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4567A6

Deuteranopia (green-blind)

#315CA2

Tritanopia (blue-blind)

#00727B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2663a3;
/* rgb */ color: rgb(38, 99, 163);
/* oklch */ color: oklch(49.3% 0.120 252.5);

Tailwind

colors: {
  custom: {
    50: '#728fbe',
    500: '#2663a3',
    950: '#000000',
  },
}

SCSS

$custom: #2663a3;
$custom-light: #728fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2663a3",
  "rgb": {
    "r": 38,
    "g": 99,
    "b": 163
  },
  "hsl": {
    "h": 210.72,
    "s": 62.189,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49333,
    "c": 0.12005,
    "h": 252.5
  },
  "luminance": 0.1198
}

Semantic roles & 50–950 ramp

primary

#2663A3

secondary

#C29463

accent

#9643E5

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2663A3

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

Preview Lab → · Contrast checker → · Palette generator →