#23529E#23529E

#23529E is a dark, vivid blue. Relative luminance 0.089; OKLCH L 45.0% C 0.134 H 259.7°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#23529E
RGB	rgb(35, 82, 158)
HSL	hsl(217, 64%, 38%)
HSV	hsv(217, 78%, 62%)
CMYK	cmyk(77.8%, 48.1%, 0%, 38%)
CIE-LAB	lab(35.71, 12.20, -45.90)
CIE-LCH	lch(35.71, 47.49, 284.88°)
OKLab	oklab(44.97% -0.024 -0.1318)
OKLCH	oklch(44.97% 0.134 259.7)
XYZ	xyz(9.8797, 8.8594, 33.5305)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23529E #9E6F23

analogous

#23909E #23529E #31239E

triadic

#23529E #9E2352 #529E23

tetradic

#23529E #9E2390 #9E6F23 #239E31

square

#23529E #9E2390 #9E6F23 #239E31

split-complementary

#23529E #9E3123 #909E23

monochromatic

#0D1E3A #18386C #23529E #2E6CD0 #608FDC

Accessibility & contrast

On white

7.58

#23529E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#23529E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23529E

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23529E	#FFFFFF	#000000	##FFFFFF
##23529E	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285AA1

Deuteranopia (green-blind)

#034F9C

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #23529e;
/* rgb */ color: rgb(35, 82, 158);
/* oklch */ color: oklch(45.0% 0.134 259.7);

Tailwind

colors: {
  custom: {
    50: '#7182bb',
    500: '#23529e',
    950: '#000000',
  },
}

SCSS

$custom: #23529e;
$custom-light: #7182bb;
$custom-dark: #000000;

JSON

{
  "hex": "#23529e",
  "rgb": {
    "r": 35,
    "g": 82,
    "b": 158
  },
  "hsl": {
    "h": 217.073,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.44965,
    "c": 0.13397,
    "h": 259.7
  },
  "luminance": 0.08861
}

Semantic roles & 50–950 ramp

primary

#23529E

secondary

#C19A5C

accent

#A741E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #23529E

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

Preview Lab → · Contrast checker → · Palette generator →