#234BB2#234BB2

#234BB2 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.0% C 0.170 H 264.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#234BB2
RGB	rgb(35, 75, 178)
HSL	hsl(223, 67%, 42%)
HSV	hsv(223, 80%, 70%)
CMYK	cmyk(80.3%, 57.9%, 0%, 30.2%)
CIE-LAB	lab(35.21, 24.72, -58.65)
CIE-LCH	lch(35.21, 63.64, 292.85°)
OKLab	oklab(45.05% -0.0166 -0.1694)
OKLCH	oklch(45.05% 0.17 264.4)
XYZ	xyz(11.2422, 8.6025, 43.1788)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BB2 #B28A23

analogous

#2393B2 #234BB2 #4323B2

triadic

#234BB2 #B2234B #4BB223

tetradic

#234BB2 #B22393 #B28A23 #23B243

square

#234BB2 #B22393 #B28A23 #23B243

split-complementary

#234BB2 #B24323 #93B223

monochromatic

#0F204C #19357F #234BB2 #3A66D8 #6D8EE2

Accessibility & contrast

On white

7.72

#234BB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#234BB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BB2

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BB2	#FFFFFF	#000000	##FFFFFF
##234BB2	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB5

Deuteranopia (green-blind)

#004CB0

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #234bb2;
/* rgb */ color: rgb(35, 75, 178);
/* oklch */ color: oklch(45.0% 0.170 264.4);

Tailwind

colors: {
  custom: {
    50: '#767cca',
    500: '#234bb2',
    950: '#000000',
  },
}

SCSS

$custom: #234bb2;
$custom-light: #767cca;
$custom-dark: #000000;

JSON

{
  "hex": "#234bb2",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 178
  },
  "hsl": {
    "h": 223.217,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45045,
    "c": 0.17024,
    "h": 264.4
  },
  "luminance": 0.08604
}

Semantic roles & 50–950 ramp

primary

#234BB2

secondary

#C9AE68

accent

#BA3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234BB2

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

Preview Lab → · Contrast checker → · Palette generator →