#4259A2#4259A2

#4259A2 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.3% C 0.120 H 268.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#4259A2
RGB	rgb(66, 89, 162)
HSL	hsl(226, 42%, 45%)
HSV	hsv(226, 59%, 64%)
CMYK	cmyk(59.3%, 45.1%, 0%, 36.5%)
CIE-LAB	lab(39.43, 14.25, -42.25)
CIE-LCH	lch(39.43, 44.59, 288.63°)
OKLab	oklab(48.29% -0.0032 -0.1204)
OKLCH	oklch(48.29% 0.12 268.5)
XYZ	xyz(12.3385, 10.9107, 35.6312)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4259A2 #A28B42

analogous

#4289A2 #4259A2 #5B42A2

triadic

#4259A2 #A24259 #59A242

tetradic

#4259A2 #A24289 #A28B42 #42A25B

square

#4259A2 #A24289 #A28B42 #42A25B

split-complementary

#4259A2 #A25B42 #89A242

monochromatic

#1F294B #304177 #4259A2 #6278BF #8E9ED1

Accessibility & contrast

On white

6.60

#4259A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4259A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4259A2

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4259A2	#FFFFFF	#000000	##FFFFFF
##4259A2	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3861A5

Deuteranopia (green-blind)

#2A59A0

Tritanopia (blue-blind)

#006975

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4259a2;
/* rgb */ color: rgb(66, 89, 162);
/* oklch */ color: oklch(48.3% 0.120 268.5);

Tailwind

colors: {
  custom: {
    50: '#7f87be',
    500: '#4259a2',
    950: '#000000',
  },
}

SCSS

$custom: #4259a2;
$custom-light: #7f87be;
$custom-dark: #000000;

JSON

{
  "hex": "#4259a2",
  "rgb": {
    "r": 66,
    "g": 89,
    "b": 162
  },
  "hsl": {
    "h": 225.625,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.48294,
    "c": 0.12043,
    "h": 268.5
  },
  "luminance": 0.10912
}

Semantic roles & 50–950 ramp

primary

#4259A2

secondary

#BCAE84

accent

#B456D2

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #4259A2

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

Preview Lab → · Contrast checker → · Palette generator →