#233D64#233D64

#233D64 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.0% C 0.075 H 258.3°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#233D64
RGB	rgb(35, 61, 100)
HSL	hsl(216, 48%, 26%)
HSV	hsv(216, 65%, 39%)
CMYK	cmyk(65%, 39%, 0%, 60.8%)
CIE-LAB	lab(25.61, 3.68, -25.98)
CIE-LCH	lch(25.61, 26.24, 278.06°)
OKLab	oklab(35.97% -0.0153 -0.0737)
OKLCH	oklch(35.97% 0.075 258.3)
XYZ	xyz(4.6613, 4.6145, 12.6992)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233D64 #644A23

analogous

#235E64 #233D64 #2A2364

triadic

#233D64 #64233D #3D6423

tetradic

#233D64 #64235E #644A23 #23642A

square

#233D64 #64235E #644A23 #23642A

split-complementary

#233D64 #642A23 #5E6423

monochromatic

#080E17 #132137 #233D64 #335991 #4475BE

Accessibility & contrast

On white

10.92

#233D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#233D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233D64

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233D64	#FFFFFF	#000000	##FFFFFF
##233D64	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4066

Deuteranopia (green-blind)

#243A63

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #233d64;
/* rgb */ color: rgb(35, 61, 100);
/* oklch */ color: oklch(36.0% 0.075 258.3);

Tailwind

colors: {
  custom: {
    50: '#657290',
    500: '#233d64',
    950: '#000000',
  },
}

SCSS

$custom: #233d64;
$custom-light: #657290;
$custom-dark: #000000;

JSON

{
  "hex": "#233d64",
  "rgb": {
    "r": 35,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 216,
    "s": 48.148,
    "l": 26.471
  },
  "oklch": {
    "l": 0.35965,
    "c": 0.07523,
    "h": 258.3
  },
  "luminance": 0.04615
}

Semantic roles & 50–950 ramp

primary

#233D64

secondary

#98794B

accent

#A150D8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #233D64

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

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