#4059CE#4059CE

#4059CE is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.4% C 0.183 H 269.7°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4059CE
RGB	rgb(64, 89, 206)
HSL	hsl(229, 59%, 53%)
HSV	hsv(229, 69%, 81%)
CMYK	cmyk(68.9%, 56.8%, 0%, 19.2%)
CIE-LAB	lab(42.29, 29.48, -63.41)
CIE-LCH	lch(42.29, 69.93, 294.93°)
OKLab	oklab(51.38% -0.001 -0.1827)
OKLCH	oklch(51.38% 0.183 269.7)
XYZ	xyz(16.8235, 12.6893, 59.9432)
Luminance	0.1269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059CE #CEB540

analogous

#40A0CE #4059CE #6E40CE

triadic

#4059CE #CE4059 #59CE40

tetradic

#4059CE #CE40A0 #CEB540 #40CE6E

square

#4059CE #CE40A0 #CEB540 #40CE6E

split-complementary

#4059CE #CE6E40 #A0CE40

monochromatic

#1E2E75 #2B40A6 #4059CE #7183DA #A1AEE7

Accessibility & contrast

On white

5.94

#4059CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4059CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059CE

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059CE	#FFFFFF	#000000	##FFFFFF
##4059CE	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4059ce;
/* rgb */ color: rgb(64, 89, 206);
/* oklch */ color: oklch(51.4% 0.183 269.7);

Tailwind

colors: {
  custom: {
    50: '#8687de',
    500: '#4059ce',
    950: '#000000',
  },
}

SCSS

$custom: #4059ce;
$custom-light: #8687de;
$custom-dark: #000000;

JSON

{
  "hex": "#4059ce",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 206
  },
  "hsl": {
    "h": 229.437,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51377,
    "c": 0.18267,
    "h": 269.7
  },
  "luminance": 0.12691
}

Semantic roles & 50–950 ramp

primary

#4059CE

secondary

#D4C996

accent

#C745E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4059CE

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

Preview Lab → · Contrast checker → · Palette generator →