#223E6B#223E6B

#223E6B is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.085 H 259.5°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#223E6B
RGB	rgb(34, 62, 107)
HSL	hsl(217, 52%, 28%)
HSV	hsv(217, 68%, 42%)
CMYK	cmyk(68.2%, 42.1%, 0%, 58%)
CIE-LAB	lab(26.29, 5.49, -29.40)
CIE-LCH	lch(26.29, 29.90, 280.58°)
OKLab	oklab(36.62% -0.0155 -0.0837)
OKLCH	oklch(36.62% 0.085 259.5)
XYZ	xyz(5.0352, 4.8464, 14.5772)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E6B #6B4F22

analogous

#22636B #223E6B #2A226B

triadic

#223E6B #6B223E #3E6B22

tetradic

#223E6B #6B2263 #6B4F22 #226B2A

square

#223E6B #6B2263 #6B4F22 #226B2A

split-complementary

#223E6B #6B2A22 #636B22

monochromatic

#070D17 #13233D #223E6B #315999 #4475C4

Accessibility & contrast

On white

10.66

#223E6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#223E6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E6B

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E6B	#FFFFFF	#000000	##FFFFFF
##223E6B	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A426D

Deuteranopia (green-blind)

#1F3B6A

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223e6b;
/* rgb */ color: rgb(34, 62, 107);
/* oklch */ color: oklch(36.6% 0.085 259.5);

Tailwind

colors: {
  custom: {
    50: '#667295',
    500: '#223e6b',
    950: '#000000',
  },
}

SCSS

$custom: #223e6b;
$custom-light: #667295;
$custom-dark: #000000;

JSON

{
  "hex": "#223e6b",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 107
  },
  "hsl": {
    "h": 216.986,
    "s": 51.773,
    "l": 27.647
  },
  "oklch": {
    "l": 0.3662,
    "c": 0.0851,
    "h": 259.5
  },
  "luminance": 0.04847
}

Semantic roles & 50–950 ramp

primary

#223E6B

secondary

#9F7E4A

accent

#A54DDB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #223E6B

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

Preview Lab → · Contrast checker → · Palette generator →