#233D97#233D97

#233D97 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.9% C 0.151 H 266.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#233D97
RGB	rgb(35, 61, 151)
HSL	hsl(227, 62%, 36%)
HSV	hsv(227, 77%, 59%)
CMYK	cmyk(76.8%, 59.6%, 0%, 40.8%)
CIE-LAB	lab(29.23, 23.67, -52.15)
CIE-LCH	lch(29.23, 57.27, 294.41°)
OKLab	oklab(39.88% -0.0081 -0.1506)
OKLCH	oklch(39.88% 0.151 266.9)
XYZ	xyz(7.9458, 5.9283, 29.9977)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233D97 #977D23

analogous

#237797 #233D97 #432397

triadic

#233D97 #97233D #3D9723

tetradic

#233D97 #972377 #977D23 #239743

square

#233D97 #972377 #977D23 #239743

split-complementary

#233D97 #974323 #779723

monochromatic

#0C1534 #172965 #233D97 #2F51C9 #5B78D9

Accessibility & contrast

On white

9.61

#233D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#233D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233D97

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233D97	#FFFFFF	#000000	##FFFFFF
##233D97	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9A

Deuteranopia (green-blind)

#004095

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #233d97;
/* rgb */ color: rgb(35, 61, 151);
/* oklch */ color: oklch(39.9% 0.151 266.9);

Tailwind

colors: {
  custom: {
    50: '#7072b6',
    500: '#233d97',
    950: '#000000',
  },
}

SCSS

$custom: #233d97;
$custom-light: #7072b6;
$custom-dark: #000000;

JSON

{
  "hex": "#233d97",
  "rgb": {
    "r": 35,
    "g": 61,
    "b": 151
  },
  "hsl": {
    "h": 226.552,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.39882,
    "c": 0.15079,
    "h": 266.9
  },
  "luminance": 0.05929
}

Semantic roles & 50–950 ramp

primary

#233D97

secondary

#BEA758

accent

#C142E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #233D97

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

Preview Lab → · Contrast checker → · Palette generator →