#243B95#243B95

#243B95 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.3% C 0.150 H 267.8°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#243B95
RGB	rgb(36, 59, 149)
HSL	hsl(228, 61%, 36%)
HSV	hsv(228, 76%, 58%)
CMYK	cmyk(75.8%, 60.4%, 0%, 41.6%)
CIE-LAB	lab(28.57, 24.37, -52.01)
CIE-LCH	lch(28.57, 57.44, 295.11°)
OKLab	oklab(39.35% -0.0058 -0.1501)
OKLCH	oklch(39.35% 0.15 267.8)
XYZ	xyz(7.7145, 5.6721, 29.1162)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243B95 #957E24

analogous

#247495 #243B95 #462495

triadic

#243B95 #95243B #3B9524

tetradic

#243B95 #952474 #957E24 #249546

square

#243B95 #952474 #957E24 #249546

split-complementary

#243B95 #954624 #749524

monochromatic

#0C1432 #182764 #243B95 #304FC6 #5C75D8

Accessibility & contrast

On white

9.84

#243B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#243B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243B95

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243B95	#FFFFFF	#000000	##FFFFFF
##243B95	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004998

Deuteranopia (green-blind)

#003E93

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #243b95;
/* rgb */ color: rgb(36, 59, 149);
/* oklch */ color: oklch(39.3% 0.150 267.8);

Tailwind

colors: {
  custom: {
    50: '#7070b5',
    500: '#243b95',
    950: '#000000',
  },
}

SCSS

$custom: #243b95;
$custom-light: #7070b5;
$custom-dark: #000000;

JSON

{
  "hex": "#243b95",
  "rgb": {
    "r": 36,
    "g": 59,
    "b": 149
  },
  "hsl": {
    "h": 227.788,
    "s": 61.081,
    "l": 36.275
  },
  "oklch": {
    "l": 0.39349,
    "c": 0.15026,
    "h": 267.8
  },
  "luminance": 0.05673
}

Semantic roles & 50–950 ramp

primary

#243B95

secondary

#BCA859

accent

#C444E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #243B95

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

Preview Lab → · Contrast checker → · Palette generator →