#234D90#234D90

#234D90 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 42.8% C 0.120 H 259.4°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#234D90
RGB	rgb(35, 77, 144)
HSL	hsl(217, 61%, 35%)
HSV	hsv(217, 76%, 56%)
CMYK	cmyk(75.7%, 46.5%, 0%, 43.5%)
CIE-LAB	lab(33.30, 10.02, -41.30)
CIE-LCH	lch(33.30, 42.49, 283.64°)
OKLab	oklab(42.81% -0.0221 -0.1183)
OKLCH	oklch(42.81% 0.12 259.4)
XYZ	xyz(8.3792, 7.6778, 27.4205)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234D90 #906623

analogous

#238390 #234D90 #302390

triadic

#234D90 #90234D #4D9023

tetradic

#234D90 #902383 #906623 #239030

square

#234D90 #902383 #906623 #239030

split-complementary

#234D90 #903023 #839023

monochromatic

#0B182E #17335F #234D90 #2F67C1 #5788D6

Accessibility & contrast

On white

8.28

#234D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#234D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234D90

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234D90	#FFFFFF	#000000	##FFFFFF
##234D90	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5493

Deuteranopia (green-blind)

#134A8F

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #234d90;
/* rgb */ color: rgb(35, 77, 144);
/* oklch */ color: oklch(42.8% 0.120 259.4);

Tailwind

colors: {
  custom: {
    50: '#6e7eb1',
    500: '#234d90',
    950: '#000000',
  },
}

SCSS

$custom: #234d90;
$custom-light: #6e7eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#234d90",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 144
  },
  "hsl": {
    "h": 216.881,
    "s": 60.894,
    "l": 35.098
  },
  "oklch": {
    "l": 0.42812,
    "c": 0.12039,
    "h": 259.4
  },
  "luminance": 0.07679
}

Semantic roles & 50–950 ramp

primary

#234D90

secondary

#BA9354

accent

#A644E4

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080911

muted

#7B7B80

Preview Lab

Preview with #234D90

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

Preview Lab → · Contrast checker → · Palette generator →