#234FA9#234FA9

#234FA9 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.1% C 0.153 H 262.4°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#234FA9
RGB	rgb(35, 79, 169)
HSL	hsl(220, 66%, 40%)
HSV	hsv(220, 79%, 66%)
CMYK	cmyk(79.3%, 53.3%, 0%, 33.7%)
CIE-LAB	lab(35.62, 18.53, -52.63)
CIE-LCH	lch(35.62, 55.80, 289.40°)
OKLab	oklab(45.14% -0.0201 -0.1517)
OKLCH	oklch(45.14% 0.153 262.4)
XYZ	xyz(10.6480, 8.8126, 38.6682)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234FA9 #A97D23

analogous

#2392A9 #234FA9 #3A23A9

triadic

#234FA9 #A9234F #4FA923

tetradic

#234FA9 #A92392 #A97D23 #23A93A

square

#234FA9 #A92392 #A97D23 #23A93A

split-complementary

#234FA9 #A93A23 #92A923

monochromatic

#0E2044 #193776 #234FA9 #3469D5 #678EDF

Accessibility & contrast

On white

7.60

#234FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#234FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234FA9

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234FA9	#FFFFFF	#000000	##FFFFFF
##234FA9	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C5AAC

Deuteranopia (green-blind)

#004EA7

Tritanopia (blue-blind)

#006574

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #234fa9;
/* rgb */ color: rgb(35, 79, 169);
/* oklch */ color: oklch(45.1% 0.153 262.4);

Tailwind

colors: {
  custom: {
    50: '#737fc3',
    500: '#234fa9',
    950: '#000000',
  },
}

SCSS

$custom: #234fa9;
$custom-light: #737fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#234fa9",
  "rgb": {
    "r": 35,
    "g": 79,
    "b": 169
  },
  "hsl": {
    "h": 220.299,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.45141,
    "c": 0.15299,
    "h": 262.4
  },
  "luminance": 0.08814
}

Semantic roles & 50–950 ramp

primary

#234FA9

secondary

#C5A563

accent

#B13FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #234FA9

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

Preview Lab → · Contrast checker → · Palette generator →