#2B63A8#2B63A8

#2B63A8 is a mid, vivid cyan. Relative luminance 0.123; OKLCH L 49.8% C 0.125 H 255.3°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B63A8
RGB	rgb(43, 99, 168)
HSL	hsl(213, 59%, 41%)
HSV	hsv(213, 74%, 66%)
CMYK	cmyk(74.4%, 41.1%, 0%, 34.1%)
CIE-LAB	lab(41.63, 6.02, -42.36)
CIE-LCH	lch(41.63, 42.79, 278.09°)
OKLab	oklab(49.82% -0.0318 -0.121)
OKLCH	oklch(49.82% 0.125 255.3)
XYZ	xyz(12.5234, 12.2630, 38.7452)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B63A8 #A8702B

analogous

#2BA2A8 #2B63A8 #322BA8

triadic

#2B63A8 #A82B63 #63A82B

tetradic

#2B63A8 #A82BA2 #A8702B #2BA832

square

#2B63A8 #A82BA2 #A8702B #2BA832

split-complementary

#2B63A8 #A8322B #A2A82B

monochromatic

#122A47 #1F4677 #2B63A8 #4281CF #72A1DB

Accessibility & contrast

On white

6.08

#2B63A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#2B63A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B63A8

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B63A8	#FFFFFF	#000000	##FFFFFF
##2B63A8	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4268AB

Deuteranopia (green-blind)

#2E5DA7

Tritanopia (blue-blind)

#00737D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2b63a8;
/* rgb */ color: rgb(43, 99, 168);
/* oklch */ color: oklch(49.8% 0.125 255.3);

Tailwind

colors: {
  custom: {
    50: '#758ec2',
    500: '#2b63a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b63a8;
$custom-light: #758ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b63a8",
  "rgb": {
    "r": 43,
    "g": 99,
    "b": 168
  },
  "hsl": {
    "h": 213.12,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49822,
    "c": 0.12507,
    "h": 255.3
  },
  "luminance": 0.12264
}

Semantic roles & 50–950 ramp

primary

#2B63A8

secondary

#C29C6C

accent

#9C45E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #2B63A8

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

Preview Lab → · Contrast checker → · Palette generator →