#224D8B#224D8B

#224D8B is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.4% C 0.114 H 257.9°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#224D8B
RGB	rgb(34, 77, 139)
HSL	hsl(215, 61%, 34%)
HSV	hsv(215, 76%, 55%)
CMYK	cmyk(75.5%, 44.6%, 0%, 45.5%)
CIE-LAB	lab(32.94, 7.91, -38.82)
CIE-LCH	lch(32.94, 39.61, 281.51°)
OKLab	oklab(42.42% -0.0238 -0.1111)
OKLCH	oklch(42.42% 0.114 257.9)
XYZ	xyz(7.9721, 7.5110, 25.4507)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224D8B #8B6022

analogous

#22828B #224D8B #2C228B

triadic

#224D8B #8B224D #4D8B22

tetradic

#224D8B #8B2282 #8B6022 #228B2C

square

#224D8B #8B2282 #8B6022 #228B2C

split-complementary

#224D8B #8B2C22 #828B22

monochromatic

#0A1729 #16325A #224D8B #2E68BC #5388D5

Accessibility & contrast

On white

8.39

#224D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#224D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224D8B

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224D8B	#FFFFFF	#000000	##FFFFFF
##224D8B	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E538D

Deuteranopia (green-blind)

#1B498A

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #224d8b;
/* rgb */ color: rgb(34, 77, 139);
/* oklch */ color: oklch(42.4% 0.114 257.9);

Tailwind

colors: {
  custom: {
    50: '#6c7ead',
    500: '#224d8b',
    950: '#000000',
  },
}

SCSS

$custom: #224d8b;
$custom-light: #6c7ead;
$custom-dark: #000000;

JSON

{
  "hex": "#224d8b",
  "rgb": {
    "r": 34,
    "g": 77,
    "b": 139
  },
  "hsl": {
    "h": 215.429,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.4242,
    "c": 0.11359,
    "h": 257.9
  },
  "luminance": 0.07512
}

Semantic roles & 50–950 ramp

primary

#224D8B

secondary

#B88E50

accent

#A244E4

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #224D8B

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

Preview Lab → · Contrast checker → · Palette generator →