#42469B#42469B

#42469B is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.9% C 0.136 H 277.2°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#42469B
RGB	rgb(66, 70, 155)
HSL	hsl(237, 40%, 43%)
HSV	hsv(237, 57%, 61%)
CMYK	cmyk(57.4%, 54.8%, 0%, 39.2%)
CIE-LAB	lab(33.78, 24.19, -47.12)
CIE-LCH	lch(33.78, 52.97, 297.18°)
OKLab	oklab(43.87% 0.017 -0.1349)
OKLCH	oklch(43.87% 0.136 277.2)
XYZ	xyz(10.3514, 7.9044, 31.9842)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42469B #9B9742

analogous

#42729B #42469B #6A429B

triadic

#42469B #9B4246 #469B42

tetradic

#42469B #9B4272 #9B9742 #429B6A

square

#42469B #9B4272 #9B9742 #429B6A

split-complementary

#42469B #9B6A42 #729B42

monochromatic

#1D1F45 #303370 #42469B #5F63BB #8A8DCD

Accessibility & contrast

On white

8.14

#42469B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#42469B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42469B

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42469B	#FFFFFF	#000000	##FFFFFF
##42469B	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11539E

Deuteranopia (green-blind)

#004C99

Tritanopia (blue-blind)

#105A69

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #42469b;
/* rgb */ color: rgb(66, 70, 155);
/* oklch */ color: oklch(43.9% 0.136 277.2);

Tailwind

colors: {
  custom: {
    50: '#7e79b9',
    500: '#42469b',
    950: '#000000',
  },
}

SCSS

$custom: #42469b;
$custom-light: #7e79b9;
$custom-dark: #000000;

JSON

{
  "hex": "#42469b",
  "rgb": {
    "r": 66,
    "g": 70,
    "b": 155
  },
  "hsl": {
    "h": 237.303,
    "s": 40.271,
    "l": 43.333
  },
  "oklch": {
    "l": 0.43871,
    "c": 0.13597,
    "h": 277.2
  },
  "luminance": 0.07905
}

Semantic roles & 50–950 ramp

primary

#42469B

secondary

#B8B681

accent

#CB58D0

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #42469B

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

Preview Lab → · Contrast checker → · Palette generator →