#234DBA#234DBA

#234DBA is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.178 H 264.4°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#234DBA
RGB	rgb(35, 77, 186)
HSL	hsl(223, 68%, 43%)
HSV	hsv(223, 81%, 73%)
CMYK	cmyk(81.2%, 58.6%, 0%, 27.1%)
CIE-LAB	lab(36.38, 26.48, -61.45)
CIE-LCH	lch(36.38, 66.91, 293.31°)
OKLab	oklab(46.13% -0.0175 -0.1776)
OKLCH	oklch(46.13% 0.178 264.4)
XYZ	xyz(12.2068, 9.2088, 47.5790)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234DBA #BA9023

analogous

#2398BA #234DBA #4423BA

triadic

#234DBA #BA234D #4DBA23

tetradic

#234DBA #BA2398 #BA9023 #23BA44

square

#234DBA #BA2398 #BA9023 #23BA44

split-complementary

#234DBA #BA4423 #98BA23

monochromatic

#102253 #193886 #234DBA #3F6BDB #7392E5

Accessibility & contrast

On white

7.39

#234DBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#234DBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234DBA

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234DBA	#FFFFFF	#000000	##FFFFFF
##234DBA	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBE

Deuteranopia (green-blind)

#004FB8

Tritanopia (blue-blind)

#00697C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #234dba;
/* rgb */ color: rgb(35, 77, 186);
/* oklch */ color: oklch(46.1% 0.178 264.4);

Tailwind

colors: {
  custom: {
    50: '#787ed0',
    500: '#234dba',
    950: '#000000',
  },
}

SCSS

$custom: #234dba;
$custom-light: #787ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#234dba",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 186
  },
  "hsl": {
    "h": 223.311,
    "s": 68.326,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46128,
    "c": 0.17848,
    "h": 264.4
  },
  "luminance": 0.0921
}

Semantic roles & 50–950 ramp

primary

#234DBA

secondary

#CCB16D

accent

#BB3DEB

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0914

muted

#7C7B82

Preview Lab

Preview with #234DBA

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

Preview Lab → · Contrast checker → · Palette generator →