#4054CA#4054CA

#4054CA is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.1% C 0.183 H 270.9°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#4054CA
RGB	rgb(64, 84, 202)
HSL	hsl(231, 57%, 52%)
HSV	hsv(231, 68%, 79%)
CMYK	cmyk(68.3%, 58.4%, 0%, 20.8%)
CIE-LAB	lab(40.72, 31.24, -63.65)
CIE-LCH	lch(40.72, 70.91, 296.14°)
OKLab	oklab(50.11% 0.0029 -0.1834)
OKLCH	oklch(50.11% 0.183 270.9)
XYZ	xyz(15.9417, 11.6934, 57.2826)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4054CA #CAB640

analogous

#4099CA #4054CA #7140CA

triadic

#4054CA #CA4054 #54CA40

tetradic

#4054CA #CA4099 #CAB640 #40CA71

square

#4054CA #CA4099 #CAB640 #40CA71

split-complementary

#4054CA #CA7140 #99CA40

monochromatic

#1F2B70 #2C3DA0 #4054CA #707FD7 #A0AAE5

Accessibility & contrast

On white

6.29

#4054CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#4054CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4054CA

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4054CA	#FFFFFF	#000000	##FFFFFF
##4054CA	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CE

Deuteranopia (green-blind)

#005AC8

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4054ca;
/* rgb */ color: rgb(64, 84, 202);
/* oklch */ color: oklch(50.1% 0.183 270.9);

Tailwind

colors: {
  custom: {
    50: '#8584db',
    500: '#4054ca',
    950: '#000000',
  },
}

SCSS

$custom: #4054ca;
$custom-light: #8584db;
$custom-dark: #000000;

JSON

{
  "hex": "#4054ca",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 202
  },
  "hsl": {
    "h": 231.304,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50114,
    "c": 0.18345,
    "h": 270.9
  },
  "luminance": 0.11695
}

Semantic roles & 50–950 ramp

primary

#4054CA

secondary

#D1C895

accent

#CA48E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4054CA

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

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