#233E68#233E68

#233E68 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.5% C 0.080 H 258.9°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#233E68
RGB	rgb(35, 62, 104)
HSL	hsl(217, 50%, 27%)
HSV	hsv(217, 66%, 41%)
CMYK	cmyk(66.3%, 40.4%, 0%, 59.2%)
CIE-LAB	lab(26.16, 4.53, -27.68)
CIE-LCH	lch(26.16, 28.05, 279.29°)
OKLab	oklab(36.47% -0.0154 -0.0786)
OKLCH	oklch(36.47% 0.08 258.9)
XYZ	xyz(4.9136, 4.8016, 13.7619)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E68 #684D23

analogous

#236068 #233E68 #2B2368

triadic

#233E68 #68233E #3E6823

tetradic

#233E68 #682360 #684D23 #23682B

square

#233E68 #682360 #684D23 #23682B

split-complementary

#233E68 #682B23 #606823

monochromatic

#080E17 #14233A #233E68 #325996 #4575C0

Accessibility & contrast

On white

10.71

#233E68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#233E68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E68

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E68	#FFFFFF	#000000	##FFFFFF
##233E68	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C416A

Deuteranopia (green-blind)

#223B67

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #233e68;
/* rgb */ color: rgb(35, 62, 104);
/* oklch */ color: oklch(36.5% 0.080 258.9);

Tailwind

colors: {
  custom: {
    50: '#657293',
    500: '#233e68',
    950: '#000000',
  },
}

SCSS

$custom: #233e68;
$custom-light: #657293;
$custom-dark: #000000;

JSON

{
  "hex": "#233e68",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 104
  },
  "hsl": {
    "h": 216.522,
    "s": 49.64,
    "l": 27.255
  },
  "oklch": {
    "l": 0.36473,
    "c": 0.0801,
    "h": 258.9
  },
  "luminance": 0.04802
}

Semantic roles & 50–950 ramp

primary

#233E68

secondary

#9B7C4B

accent

#A34FD9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #233E68

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

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