#234BB5#234BB5

#234BB5 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.3% C 0.174 H 264.6°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#234BB5
RGB	rgb(35, 75, 181)
HSL	hsl(224, 68%, 42%)
HSV	hsv(224, 81%, 71%)
CMYK	cmyk(80.7%, 58.6%, 0%, 29%)
CIE-LAB	lab(35.45, 25.88, -60.03)
CIE-LCH	lch(35.45, 65.37, 293.32°)
OKLab	oklab(45.3% -0.0165 -0.1735)
OKLCH	oklch(45.3% 0.174 264.6)
XYZ	xyz(11.5467, 8.7243, 44.7825)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BB5 #B58D23

analogous

#2394B5 #234BB5 #4423B5

triadic

#234BB5 #B5234B #4BB523

tetradic

#234BB5 #B52394 #B58D23 #23B544

square

#234BB5 #B52394 #B58D23 #23B544

split-complementary

#234BB5 #B54423 #94B523

monochromatic

#0F204E #193682 #234BB5 #3C67D9 #6F8FE3

Accessibility & contrast

On white

7.65

#234BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#234BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BB5

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BB5	#FFFFFF	#000000	##FFFFFF
##234BB5	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB9

Deuteranopia (green-blind)

#004DB3

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #234bb5;
/* rgb */ color: rgb(35, 75, 181);
/* oklch */ color: oklch(45.3% 0.174 264.6);

Tailwind

colors: {
  custom: {
    50: '#777ccc',
    500: '#234bb5',
    950: '#000000',
  },
}

SCSS

$custom: #234bb5;
$custom-light: #777ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#234bb5",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 181
  },
  "hsl": {
    "h": 223.562,
    "s": 67.593,
    "l": 42.353
  },
  "oklch": {
    "l": 0.45301,
    "c": 0.17426,
    "h": 264.6
  },
  "luminance": 0.08726
}

Semantic roles & 50–950 ramp

primary

#234BB5

secondary

#CAB06A

accent

#BB3DEA

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234BB5

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

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