#4127B5#4127B5

#4127B5 is a dark, highly saturated violet. Relative luminance 0.059; OKLCH L 41.2% C 0.206 H 280.7°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#4127B5
RGB	rgb(65, 39, 181)
HSL	hsl(251, 65%, 43%)
HSV	hsv(251, 78%, 71%)
CMYK	cmyk(64.1%, 78.5%, 0%, 29%)
CIE-LAB	lab(29.18, 50.68, -70.24)
CIE-LCH	lch(29.18, 86.62, 305.81°)
OKLab	oklab(41.21% 0.0384 -0.2027)
OKLCH	oklch(41.21% 0.206 280.7)
XYZ	xyz(11.2433, 5.9102, 44.2554)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4127B5 #9BB527

analogous

#2754B5 #4127B5 #8827B5

triadic

#4127B5 #B54127 #27B541

tetradic

#4127B5 #B52754 #9BB527 #27B588

square

#4127B5 #B52754 #9BB527 #27B588

split-complementary

#4127B5 #B58827 #54B527

monochromatic

#1D1150 #2F1C83 #4127B5 #5E43D6 #8975E1

Accessibility & contrast

On white

9.62

#4127B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#4127B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4127B5

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4127B5	#FFFFFF	#000000	##FFFFFF
##4127B5	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB9

Deuteranopia (green-blind)

#003FB2

Tritanopia (blue-blind)

#00516E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4127b5;
/* rgb */ color: rgb(65, 39, 181);
/* oklch */ color: oklch(41.2% 0.206 280.7);

Tailwind

colors: {
  custom: {
    50: '#8566cc',
    500: '#4127b5',
    950: '#000000',
  },
}

SCSS

$custom: #4127b5;
$custom-light: #8566cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4127b5",
  "rgb": {
    "r": 65,
    "g": 39,
    "b": 181
  },
  "hsl": {
    "h": 250.986,
    "s": 64.545,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41214,
    "c": 0.20633,
    "h": 280.7
  },
  "luminance": 0.05911
}

Semantic roles & 50–950 ramp

primary

#4127B5

secondary

#B8C96F

accent

#E840C9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #4127B5

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

Preview Lab → · Contrast checker → · Palette generator →