#233B62#233B62

#233B62 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.3% C 0.075 H 259.7°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#233B62
RGB	rgb(35, 59, 98)
HSL	hsl(217, 47%, 26%)
HSV	hsv(217, 64%, 38%)
CMYK	cmyk(64.3%, 39.8%, 0%, 61.6%)
CIE-LAB	lab(24.85, 4.29, -25.89)
CIE-LCH	lch(24.85, 26.24, 279.40°)
OKLab	oklab(35.34% -0.0134 -0.0734)
OKLCH	oklch(35.34% 0.075 259.7)
XYZ	xyz(4.4609, 4.3667, 12.1607)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233B62 #624A23

analogous

#235A62 #233B62 #2A2362

triadic

#233B62 #62233B #3B6223

tetradic

#233B62 #62235A #624A23 #23622A

square

#233B62 #62235A #624A23 #23622A

split-complementary

#233B62 #622A23 #5A6223

monochromatic

#080E17 #132035 #233B62 #33568F #4371BC

Accessibility & contrast

On white

11.21

#233B62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#233B62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233B62

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233B62	#FFFFFF	#000000	##FFFFFF
##233B62	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3E64

Deuteranopia (green-blind)

#223861

Tritanopia (blue-blind)

#004449

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #233b62;
/* rgb */ color: rgb(35, 59, 98);
/* oklch */ color: oklch(35.3% 0.075 259.7);

Tailwind

colors: {
  custom: {
    50: '#64708f',
    500: '#233b62',
    950: '#000000',
  },
}

SCSS

$custom: #233b62;
$custom-light: #64708f;
$custom-dark: #000000;

JSON

{
  "hex": "#233b62",
  "rgb": {
    "r": 35,
    "g": 59,
    "b": 98
  },
  "hsl": {
    "h": 217.143,
    "s": 47.368,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35337,
    "c": 0.07463,
    "h": 259.7
  },
  "luminance": 0.04367
}

Semantic roles & 50–950 ramp

primary

#233B62

secondary

#96794B

accent

#A451D7

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #233B62

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

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