#426EC9#426EC9

#426EC9 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.4% C 0.149 H 263.0°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#426EC9
RGB	rgb(66, 110, 201)
HSL	hsl(220, 56%, 52%)
HSV	hsv(220, 67%, 79%)
CMYK	cmyk(67.2%, 45.3%, 0%, 21.2%)
CIE-LAB	lab(47.66, 14.66, -51.88)
CIE-LCH	lch(47.66, 53.91, 285.78°)
OKLab	oklab(55.37% -0.0182 -0.1484)
OKLCH	oklch(55.37% 0.149 263)
XYZ	xyz(18.3616, 16.5253, 57.4691)
Luminance	0.1653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426EC9 #C99D42

analogous

#42B2C9 #426EC9 #5942C9

triadic

#426EC9 #C9426E #6EC942

tetradic

#426EC9 #C942B2 #C99D42 #42C959

square

#426EC9 #C942B2 #C99D42 #42C959

split-complementary

#426EC9 #C95942 #B2C942

monochromatic

#203A70 #2E53A0 #426EC9 #7293D7 #A1B7E4

Accessibility & contrast

On white

4.88

#426EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#426EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426EC9

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426EC9	#FFFFFF	#000000	##FFFFFF
##426EC9	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4178CC

Deuteranopia (green-blind)

#286BC7

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #426ec9;
/* rgb */ color: rgb(66, 110, 201);
/* oklch */ color: oklch(55.4% 0.149 263.0);

Tailwind

colors: {
  custom: {
    50: '#8597da',
    500: '#426ec9',
    950: '#000000',
  },
}

SCSS

$custom: #426ec9;
$custom-light: #8597da;
$custom-dark: #000000;

JSON

{
  "hex": "#426ec9",
  "rgb": {
    "r": 66,
    "g": 110,
    "b": 201
  },
  "hsl": {
    "h": 220.444,
    "s": 55.556,
    "l": 52.353
  },
  "oklch": {
    "l": 0.55366,
    "c": 0.14949,
    "h": 263
  },
  "luminance": 0.16527
}

Semantic roles & 50–950 ramp

primary

#426EC9

secondary

#D1BE96

accent

#AE49DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426EC9

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

Preview Lab → · Contrast checker → · Palette generator →