#233E7F#233E7F

#233E7F is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.1% C 0.115 H 264.6°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#233E7F
RGB	rgb(35, 62, 127)
HSL	hsl(222, 57%, 32%)
HSV	hsv(222, 72%, 50%)
CMYK	cmyk(72.4%, 51.2%, 0%, 50.2%)
CIE-LAB	lab(27.67, 13.54, -39.85)
CIE-LCH	lch(27.67, 42.09, 288.77°)
OKLab	oklab(38.12% -0.0108 -0.1144)
OKLCH	oklch(38.12% 0.115 264.6)
XYZ	xyz(6.2452, 5.3342, 20.7750)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E7F #7F6423

analogous

#236C7F #233E7F #36237F

triadic

#233E7F #7F233E #3E7F23

tetradic

#233E7F #7F236C #7F6423 #237F36

square

#233E7F #7F236C #7F6423 #237F36

split-complementary

#233E7F #7F3623 #6C7F23

monochromatic

#090F1F #16274F #233E7F #3055AF #4E74CE

Accessibility & contrast

On white

10.16

#233E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#233E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E7F

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E7F	#FFFFFF	#000000	##FFFFFF
##233E7F	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194681

Deuteranopia (green-blind)

#003D7E

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #233e7f;
/* rgb */ color: rgb(35, 62, 127);
/* oklch */ color: oklch(38.1% 0.115 264.6);

Tailwind

colors: {
  custom: {
    50: '#6a72a5',
    500: '#233e7f',
    950: '#000000',
  },
}

SCSS

$custom: #233e7f;
$custom-light: #6a72a5;
$custom-dark: #000000;

JSON

{
  "hex": "#233e7f",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 127
  },
  "hsl": {
    "h": 222.391,
    "s": 56.79,
    "l": 31.765
  },
  "oklch": {
    "l": 0.38117,
    "c": 0.11489,
    "h": 264.6
  },
  "luminance": 0.05335
}

Semantic roles & 50–950 ramp

primary

#233E7F

secondary

#B1944C

accent

#B348E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #233E7F

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

Preview Lab → · Contrast checker → · Palette generator →