#42569B#42569B

#42569B is a mid, moderate blue. Relative luminance 0.102; OKLCH L 47.2% C 0.114 H 269.5°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#42569B
RGB	rgb(66, 86, 155)
HSL	hsl(227, 40%, 43%)
HSV	hsv(227, 57%, 61%)
CMYK	cmyk(57.4%, 44.5%, 0%, 39.2%)
CIE-LAB	lab(38.16, 13.76, -40.09)
CIE-LCH	lch(38.16, 42.39, 288.94°)
OKLab	oklab(47.19% -0.001 -0.1141)
OKLCH	oklch(47.19% 0.114 269.5)
XYZ	xyz(11.4890, 10.1795, 32.3634)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42569B #9B8742

analogous

#42829B #42569B #5A429B

triadic

#42569B #9B4256 #569B42

tetradic

#42569B #9B4282 #9B8742 #429B5A

square

#42569B #9B4282 #9B8742 #429B5A

split-complementary

#42569B #9B5A42 #829B42

monochromatic

#1D2645 #303E70 #42569B #5F74BB #8A99CD

Accessibility & contrast

On white

6.92

#42569B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#42569B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42569B

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42569B	#FFFFFF	#000000	##FFFFFF
##42569B	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385E9E

Deuteranopia (green-blind)

#2C569A

Tritanopia (blue-blind)

#096571

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #42569b;
/* rgb */ color: rgb(66, 86, 155);
/* oklch */ color: oklch(47.2% 0.114 269.5);

Tailwind

colors: {
  custom: {
    50: '#7e85b9',
    500: '#42569b',
    950: '#000000',
  },
}

SCSS

$custom: #42569b;
$custom-light: #7e85b9;
$custom-dark: #000000;

JSON

{
  "hex": "#42569b",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 155
  },
  "hsl": {
    "h": 226.517,
    "s": 40.271,
    "l": 43.333
  },
  "oklch": {
    "l": 0.47188,
    "c": 0.11407,
    "h": 269.5
  },
  "luminance": 0.1018
}

Semantic roles & 50–950 ramp

primary

#42569B

secondary

#B8AC81

accent

#B558D0

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #42569B

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

Preview Lab → · Contrast checker → · Palette generator →