#2C63B3#2C63B3

#2C63B3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.6% C 0.140 H 258.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#2C63B3
RGB	rgb(44, 99, 179)
HSL	hsl(216, 61%, 44%)
HSV	hsv(216, 75%, 70%)
CMYK	cmyk(75.4%, 44.7%, 0%, 29.8%)
CIE-LAB	lab(42.33, 10.33, -47.72)
CIE-LCH	lch(42.33, 48.82, 282.22°)
OKLab	oklab(50.58% -0.0288 -0.1367)
OKLCH	oklch(50.58% 0.14 258.1)
XYZ	xyz(13.6343, 12.7123, 44.3742)
Luminance	0.1271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C63B3 #B37C2C

analogous

#2CA6B3 #2C63B3 #392CB3

triadic

#2C63B3 #B32C63 #63B32C

tetradic

#2C63B3 #B32CA6 #B37C2C #2CB339

square

#2C63B3 #B32CA6 #B37C2C #2CB339

split-complementary

#2C63B3 #B3392C #A6B32C

monochromatic

#142D51 #204882 #2C63B3 #4A81D2 #7BA3DF

Accessibility & contrast

On white

5.93

#2C63B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#2C63B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C63B3

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C63B3	#FFFFFF	#000000	##FFFFFF
##2C63B3	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6BB6

Deuteranopia (green-blind)

#1F5EB1

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2c63b3;
/* rgb */ color: rgb(44, 99, 179);
/* oklch */ color: oklch(50.6% 0.140 258.1);

Tailwind

colors: {
  custom: {
    50: '#788eca',
    500: '#2c63b3',
    950: '#000000',
  },
}

SCSS

$custom: #2c63b3;
$custom-light: #788eca;
$custom-dark: #000000;

JSON

{
  "hex": "#2c63b3",
  "rgb": {
    "r": 44,
    "g": 99,
    "b": 179
  },
  "hsl": {
    "h": 215.556,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50584,
    "c": 0.1397,
    "h": 258.1
  },
  "luminance": 0.12714
}

Semantic roles & 50–950 ramp

primary

#2C63B3

secondary

#C7A574

accent

#A344E4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2C63B3

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

Preview Lab → · Contrast checker → · Palette generator →