#4238CA#4238CA

#4238CA is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.6% C 0.215 H 276.7°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#4238CA
RGB	rgb(66, 56, 202)
HSL	hsl(244, 58%, 51%)
HSV	hsv(244, 72%, 79%)
CMYK	cmyk(67.3%, 72.3%, 0%, 20.8%)
CIE-LAB	lab(34.50, 48.38, -73.84)
CIE-LCH	lch(34.50, 88.28, 303.23°)
OKLab	oklab(45.61% 0.025 -0.2133)
OKLCH	oklch(45.61% 0.215 276.7)
XYZ	xyz(14.3181, 8.2496, 56.7034)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4238CA #C0CA38

analogous

#3877CA #4238CA #8B38CA

triadic

#4238CA #CA4238 #38CA42

tetradic

#4238CA #CA3877 #C0CA38 #38CA8B

square

#4238CA #CA3877 #C0CA38 #38CA8B

split-complementary

#4238CA #CA8B38 #77CA38

monochromatic

#221D6B #31299B #4238CA #7068D7 #9E99E4

Accessibility & contrast

On white

7.92

#4238CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4238CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4238CA

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4238CA	#FFFFFF	#000000	##FFFFFF
##4238CA	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CE

Deuteranopia (green-blind)

#004BC7

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4238ca;
/* rgb */ color: rgb(66, 56, 202);
/* oklch */ color: oklch(45.6% 0.215 276.7);

Tailwind

colors: {
  custom: {
    50: '#8871db',
    500: '#4238ca',
    950: '#000000',
  },
}

SCSS

$custom: #4238ca;
$custom-light: #8871db;
$custom-dark: #000000;

JSON

{
  "hex": "#4238ca",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 202
  },
  "hsl": {
    "h": 244.11,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45608,
    "c": 0.2148,
    "h": 276.7
  },
  "luminance": 0.08251
}

Semantic roles & 50–950 ramp

primary

#4238CA

secondary

#CBCF8E

accent

#E147D7

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4238CA

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

Preview Lab → · Contrast checker → · Palette generator →