#4158DA#4158DA

#4158DA is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.2% C 0.199 H 270.3°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#4158DA
RGB	rgb(65, 88, 218)
HSL	hsl(231, 67%, 55%)
HSV	hsv(231, 70%, 85%)
CMYK	cmyk(70.2%, 59.6%, 0%, 14.5%)
CIE-LAB	lab(43.01, 34.48, -69.12)
CIE-LCH	lch(43.01, 77.25, 296.51°)
OKLab	oklab(52.21% 0.0009 -0.1994)
OKLCH	oklch(52.21% 0.199 270.3)
XYZ	xyz(18.3203, 13.1634, 67.8914)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4158DA #DAC341

analogous

#41A5DA #4158DA #7641DA

triadic

#4158DA #DA4158 #58DA41

tetradic

#4158DA #DA41A5 #DAC341 #41DA76

square

#4158DA #DA41A5 #DAC341 #41DA76

split-complementary

#4158DA #DA7641 #A5DA41

monochromatic

#1A2A86 #243BBA #4158DA #7485E4 #A7B2EE

Accessibility & contrast

On white

5.78

#4158DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4158DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4158DA

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4158DA	#FFFFFF	#000000	##FFFFFF
##4158DA	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDE

Deuteranopia (green-blind)

#005FD7

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4158da;
/* rgb */ color: rgb(65, 88, 218);
/* oklch */ color: oklch(52.2% 0.199 270.3);

Tailwind

colors: {
  custom: {
    50: '#8987e6',
    500: '#4158da',
    950: '#000000',
  },
}

SCSS

$custom: #4158da;
$custom-light: #8987e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4158da",
  "rgb": {
    "r": 65,
    "g": 88,
    "b": 218
  },
  "hsl": {
    "h": 230.98,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52212,
    "c": 0.19944,
    "h": 270.3
  },
  "luminance": 0.13165
}

Semantic roles & 50–950 ramp

primary

#4158DA

secondary

#DBD29C

accent

#D03EEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4158DA

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

Preview Lab → · Contrast checker → · Palette generator →