#426FBB#426FBB

#426FBB is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.7% C 0.129 H 260.3°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#426FBB
RGB	rgb(66, 111, 187)
HSL	hsl(218, 48%, 50%)
HSV	hsv(218, 65%, 73%)
CMYK	cmyk(64.7%, 40.6%, 0%, 26.7%)
CIE-LAB	lab(47.12, 9.07, -44.66)
CIE-LCH	lch(47.12, 45.58, 281.47°)
OKLab	oklab(54.69% -0.0218 -0.1272)
OKLCH	oklch(54.69% 0.129 260.3)
XYZ	xyz(16.8977, 16.1134, 49.2238)
Luminance	0.1611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426FBB #BB8E42

analogous

#42ACBB #426FBB #5242BB

triadic

#426FBB #BB426F #6FBB42

tetradic

#426FBB #BB42AC #BB8E42 #42BB52

square

#426FBB #BB42AC #BB8E42 #42BB52

split-complementary

#426FBB #BB5242 #ACBB42

monochromatic

#223961 #32548E #426FBB #6E91CC #9CB3DC

Accessibility & contrast

On white

4.97

#426FBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#426FBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426FBB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426FBB	#FFFFFF	#000000	##FFFFFF
##426FBB	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BE

Deuteranopia (green-blind)

#3B6BB9

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #426fbb;
/* rgb */ color: rgb(66, 111, 187);
/* oklch */ color: oklch(54.7% 0.129 260.3);

Tailwind

colors: {
  custom: {
    50: '#8297d0',
    500: '#426fbb',
    950: '#000000',
  },
}

SCSS

$custom: #426fbb;
$custom-light: #8297d0;
$custom-dark: #000000;

JSON

{
  "hex": "#426fbb",
  "rgb": {
    "r": 66,
    "g": 111,
    "b": 187
  },
  "hsl": {
    "h": 217.686,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54691,
    "c": 0.12905,
    "h": 260.3
  },
  "luminance": 0.16115
}

Semantic roles & 50–950 ramp

primary

#426FBB

secondary

#C8B391

accent

#A550D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #426FBB

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

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