#23559E#23559E

#23559E is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.6% C 0.130 H 258.2°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#23559E
RGB	rgb(35, 85, 158)
HSL	hsl(216, 64%, 38%)
HSV	hsv(216, 78%, 62%)
CMYK	cmyk(77.8%, 46.2%, 0%, 38%)
CIE-LAB	lab(36.60, 10.20, -44.48)
CIE-LCH	lch(36.60, 45.63, 282.92°)
OKLab	oklab(45.65% -0.0266 -0.1275)
OKLCH	oklch(45.65% 0.13 258.2)
XYZ	xyz(10.1109, 9.3218, 33.6075)
Luminance	0.0932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23559E #9E6C23

analogous

#23929E #23559E #2E239E

triadic

#23559E #9E2355 #559E23

tetradic

#23559E #9E2392 #9E6C23 #239E2E

square

#23559E #9E2392 #9E6C23 #239E2E

split-complementary

#23559E #9E2E23 #929E23

monochromatic

#0D1F3A #183A6C #23559E #2E70D0 #6092DC

Accessibility & contrast

On white

7.33

#23559E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#23559E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23559E

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23559E	#FFFFFF	#000000	##FFFFFF
##23559E	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5CA1

Deuteranopia (green-blind)

#13519D

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #23559e;
/* rgb */ color: rgb(35, 85, 158);
/* oklch */ color: oklch(45.6% 0.130 258.2);

Tailwind

colors: {
  custom: {
    50: '#7184bb',
    500: '#23559e',
    950: '#000000',
  },
}

SCSS

$custom: #23559e;
$custom-light: #7184bb;
$custom-dark: #000000;

JSON

{
  "hex": "#23559e",
  "rgb": {
    "r": 35,
    "g": 85,
    "b": 158
  },
  "hsl": {
    "h": 215.61,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.45646,
    "c": 0.13029,
    "h": 258.2
  },
  "luminance": 0.09323
}

Semantic roles & 50–950 ramp

primary

#23559E

secondary

#C1985C

accent

#A341E7

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #23559E

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

Preview Lab → · Contrast checker → · Palette generator →