#234E99#234E99

#234E99 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.7% C 0.132 H 260.6°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#234E99
RGB	rgb(35, 78, 153)
HSL	hsl(218, 63%, 37%)
HSV	hsv(218, 77%, 60%)
CMYK	cmyk(77.1%, 49%, 0%, 40%)
CIE-LAB	lab(34.20, 12.90, -45.32)
CIE-LCH	lch(34.20, 47.12, 285.89°)
OKLab	oklab(43.7% -0.0214 -0.1302)
OKLCH	oklch(43.7% 0.132 260.6)
XYZ	xyz(9.1652, 8.1050, 31.2122)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234E99 #996E23

analogous

#238999 #234E99 #332399

triadic

#234E99 #99234E #4E9923

tetradic

#234E99 #992389 #996E23 #239933

square

#234E99 #992389 #996E23 #239933

split-complementary

#234E99 #993323 #899923

monochromatic

#0C1B35 #183567 #234E99 #2E67CB #5D8ADA

Accessibility & contrast

On white

8.01

#234E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#234E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234E99

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234E99	#FFFFFF	#000000	##FFFFFF
##234E99	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24569C

Deuteranopia (green-blind)

#004B97

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234e99;
/* rgb */ color: rgb(35, 78, 153);
/* oklch */ color: oklch(43.7% 0.132 260.6);

Tailwind

colors: {
  custom: {
    50: '#707fb7',
    500: '#234e99',
    950: '#000000',
  },
}

SCSS

$custom: #234e99;
$custom-light: #707fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#234e99",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 153
  },
  "hsl": {
    "h": 218.136,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.43695,
    "c": 0.13191,
    "h": 260.6
  },
  "luminance": 0.08106
}

Semantic roles & 50–950 ramp

primary

#234E99

secondary

#BE9A59

accent

#AA42E6

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #234E99

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

Preview Lab → · Contrast checker → · Palette generator →