#242BA8#242BA8

#242BA8 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.4% C 0.194 H 270.6°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#242BA8
RGB	rgb(36, 43, 168)
HSL	hsl(237, 65%, 40%)
HSV	hsv(237, 79%, 66%)
CMYK	cmyk(78.6%, 74.4%, 0%, 34.1%)
CIE-LAB	lab(26.53, 41.64, -66.90)
CIE-LCH	lch(26.53, 78.80, 301.90°)
OKLab	oklab(38.41% 0.0019 -0.1937)
OKLCH	oklch(38.41% 0.194 270.6)
XYZ	xyz(8.6569, 4.9290, 37.5333)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242BA8 #A8A124

analogous

#246DA8 #242BA8 #5F24A8

triadic

#242BA8 #A8242B #2BA824

tetradic

#242BA8 #A8246D #A8A124 #24A85F

square

#242BA8 #A8246D #A8A124 #24A85F

split-complementary

#242BA8 #A85F24 #6DA824

monochromatic

#0E1143 #191E76 #242BA8 #353ED4 #686EDF

Accessibility & contrast

On white

10.57

#242BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#242BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242BA8

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242BA8	#FFFFFF	#000000	##FFFFFF
##242BA8	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #242ba8;
/* rgb */ color: rgb(36, 43, 168);
/* oklch */ color: oklch(38.4% 0.194 270.6);

Tailwind

colors: {
  custom: {
    50: '#7666c3',
    500: '#242ba8',
    950: '#000000',
  },
}

SCSS

$custom: #242ba8;
$custom-light: #7666c3;
$custom-dark: #000000;

JSON

{
  "hex": "#242ba8",
  "rgb": {
    "r": 36,
    "g": 43,
    "b": 168
  },
  "hsl": {
    "h": 236.818,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.38412,
    "c": 0.19376,
    "h": 270.6
  },
  "luminance": 0.0493
}

Semantic roles & 50–950 ramp

primary

#242BA8

secondary

#C4BF63

accent

#DF40E8

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #242BA8

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

Preview Lab → · Contrast checker → · Palette generator →