#242F71#242F71

#242F71 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.7% C 0.114 H 271.7°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#242F71
RGB	rgb(36, 47, 113)
HSL	hsl(231, 52%, 29%)
HSV	hsv(231, 68%, 44%)
CMYK	cmyk(68.1%, 58.4%, 0%, 55.7%)
CIE-LAB	lab(22.30, 18.74, -39.65)
CIE-LCH	lch(22.30, 43.85, 295.29°)
OKLab	oklab(33.74% 0.0035 -0.114)
OKLCH	oklch(33.74% 0.114 271.7)
XYZ	xyz(4.7237, 3.5999, 16.0655)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242F71 #716624

analogous

#245671 #242F71 #402471

triadic

#242F71 #71242F #2F7124

tetradic

#242F71 #712456 #716624 #247140

square

#242F71 #712456 #716624 #247140

split-complementary

#242F71 #714024 #567124

monochromatic

#070A17 #151C43 #242F71 #33429F #4A5CC5

Accessibility & contrast

On white

12.21

#242F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#242F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242F71

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242F71	#FFFFFF	#000000	##FFFFFF
##242F71	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003973

Deuteranopia (green-blind)

#003270

Tritanopia (blue-blind)

#003F4B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #242f71;
/* rgb */ color: rgb(36, 47, 113);
/* oklch */ color: oklch(33.7% 0.114 271.7);

Tailwind

colors: {
  custom: {
    50: '#68679a',
    500: '#242f71',
    950: '#000000',
  },
}

SCSS

$custom: #242f71;
$custom-light: #68679a;
$custom-dark: #000000;

JSON

{
  "hex": "#242f71",
  "rgb": {
    "r": 36,
    "g": 47,
    "b": 113
  },
  "hsl": {
    "h": 231.429,
    "s": 51.678,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33741,
    "c": 0.11403,
    "h": 271.7
  },
  "luminance": 0.036
}

Semantic roles & 50–950 ramp

primary

#242F71

secondary

#A4984D

accent

#C74DDB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #242F71

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

Preview Lab → · Contrast checker → · Palette generator →