#4127C7#4127C7

#4127C7 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 43.1% C 0.227 H 278.4°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#4127C7
RGB	rgb(65, 39, 199)
HSL	hsl(250, 67%, 47%)
HSV	hsv(250, 80%, 78%)
CMYK	cmyk(67.3%, 80.4%, 0%, 22%)
CIE-LAB	lab(31.11, 55.95, -77.69)
CIE-LCH	lch(31.11, 95.74, 305.76°)
OKLab	oklab(43.12% 0.0332 -0.2244)
OKLCH	oklch(43.12% 0.227 278.4)
XYZ	xyz(13.2110, 6.6972, 54.6183)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4127C7 #ADC727

analogous

#275DC7 #4127C7 #9127C7

triadic

#4127C7 #C74127 #27C741

tetradic

#4127C7 #C7275D #ADC727 #27C791

square

#4127C7 #C7275D #ADC727 #27C791

split-complementary

#4127C7 #C79127 #5DC727

monochromatic

#201361 #301D94 #4127C7 #664FDC #9282E6

Accessibility & contrast

On white

8.98

#4127C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#4127C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4127C7

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4127C7	#FFFFFF	#000000	##FFFFFF
##4127C7	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FCB

Deuteranopia (green-blind)

#0043C4

Tritanopia (blue-blind)

#005978

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4127c7;
/* rgb */ color: rgb(65, 39, 199);
/* oklch */ color: oklch(43.1% 0.227 278.4);

Tailwind

colors: {
  custom: {
    50: '#8967d9',
    500: '#4127c7',
    950: '#000000',
  },
}

SCSS

$custom: #4127c7;
$custom-light: #8967d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4127c7",
  "rgb": {
    "r": 65,
    "g": 39,
    "b": 199
  },
  "hsl": {
    "h": 249.75,
    "s": 67.227,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43117,
    "c": 0.22685,
    "h": 278.4
  },
  "luminance": 0.06698
}

Semantic roles & 50–950 ramp

primary

#4127C7

secondary

#C2CF7B

accent

#EA3ECE

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #4127C7

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

Preview Lab → · Contrast checker → · Palette generator →