#4059D4#4059D4

#4059D4 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.191 H 269.7°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4059D4
RGB	rgb(64, 89, 212)
HSL	hsl(230, 63%, 54%)
HSV	hsv(230, 70%, 83%)
CMYK	cmyk(69.8%, 58%, 0%, 16.9%)
CIE-LAB	lab(42.74, 31.60, -66.13)
CIE-LCH	lch(42.74, 73.29, 295.55°)
OKLab	oklab(51.86% -0.0009 -0.1906)
OKLCH	oklch(51.86% 0.191 269.7)
XYZ	xyz(17.5663, 12.9865, 63.8555)
Luminance	0.1299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059D4 #D4BB40

analogous

#40A3D4 #4059D4 #7140D4

triadic

#4059D4 #D44059 #59D440

tetradic

#4059D4 #D440A3 #D4BB40 #40D471

square

#4059D4 #D440A3 #D4BB40 #40D471

split-complementary

#4059D4 #D47140 #A3D440

monochromatic

#1C2D7D #273EAF #4059D4 #7284DF #A4B0EA

Accessibility & contrast

On white

5.84

#4059D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4059D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059D4

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059D4	#FFFFFF	#000000	##FFFFFF
##4059D4	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD8

Deuteranopia (green-blind)

#005ED2

Tritanopia (blue-blind)

#00788E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4059d4;
/* rgb */ color: rgb(64, 89, 212);
/* oklch */ color: oklch(51.9% 0.191 269.7);

Tailwind

colors: {
  custom: {
    50: '#8787e2',
    500: '#4059d4',
    950: '#000000',
  },
}

SCSS

$custom: #4059d4;
$custom-light: #8787e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4059d4",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 212
  },
  "hsl": {
    "h": 229.865,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51856,
    "c": 0.19064,
    "h": 269.7
  },
  "luminance": 0.12988
}

Semantic roles & 50–950 ramp

primary

#4059D4

secondary

#D7CD98

accent

#CA42E6

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #4059D4

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

Preview Lab → · Contrast checker → · Palette generator →