#233E65#233E65

#233E65 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.3% C 0.076 H 257.6°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#233E65
RGB	rgb(35, 62, 101)
HSL	hsl(215, 49%, 27%)
HSV	hsv(215, 65%, 40%)
CMYK	cmyk(65.3%, 38.6%, 0%, 60.4%)
CIE-LAB	lab(25.99, 3.38, -26.03)
CIE-LCH	lch(25.99, 26.24, 277.39°)
OKLab	oklab(36.28% -0.0162 -0.0738)
OKLCH	oklch(36.28% 0.076 257.6)
XYZ	xyz(4.7639, 4.7417, 12.9736)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E65 #654A23

analogous

#235F65 #233E65 #292365

triadic

#233E65 #65233E #3E6523

tetradic

#233E65 #65235F #654A23 #236529

square

#233E65 #65235F #654A23 #236529

split-complementary

#233E65 #652923 #5F6523

monochromatic

#080E17 #132238 #233E65 #335A92 #4476BE

Accessibility & contrast

On white

10.78

#233E65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#233E65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E65

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E65	#FFFFFF	#000000	##FFFFFF
##233E65	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4167

Deuteranopia (green-blind)

#243B64

Tritanopia (blue-blind)

#00474C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #233e65;
/* rgb */ color: rgb(35, 62, 101);
/* oklch */ color: oklch(36.3% 0.076 257.6);

Tailwind

colors: {
  custom: {
    50: '#657391',
    500: '#233e65',
    950: '#000000',
  },
}

SCSS

$custom: #233e65;
$custom-light: #657391;
$custom-dark: #000000;

JSON

{
  "hex": "#233e65",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 101
  },
  "hsl": {
    "h": 215.455,
    "s": 48.529,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36279,
    "c": 0.07555,
    "h": 257.6
  },
  "luminance": 0.04742
}

Semantic roles & 50–950 ramp

primary

#233E65

secondary

#99794B

accent

#A050D8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #233E65

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

Preview Lab → · Contrast checker → · Palette generator →