#2528C5#2528C5

#2528C5 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.3% C 0.231 H 269.7°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#2528C5
RGB	rgb(37, 40, 197)
HSL	hsl(239, 68%, 46%)
HSV	hsv(239, 81%, 77%)
CMYK	cmyk(81.2%, 79.7%, 0%, 22.7%)
CIE-LAB	lab(29.26, 52.89, -79.63)
CIE-LCH	lch(29.26, 95.60, 303.59°)
OKLab	oklab(41.3% -0.0012 -0.2306)
OKLCH	oklch(41.3% 0.231 269.7)
XYZ	xyz(11.5963, 5.9408, 53.3480)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2528C5 #C5C225

analogous

#2578C5 #2528C5 #7225C5

triadic

#2528C5 #C52528 #28C525

tetradic

#2528C5 #C52578 #C5C225 #25C572

square

#2528C5 #C52578 #C5C225 #25C572

split-complementary

#2528C5 #C57225 #78C525

monochromatic

#12135E #1B1E91 #2528C5 #4A4DDD #7E80E7

Accessibility & contrast

On white

9.60

#2528C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2528C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2528C5

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2528C5	#FFFFFF	#000000	##FFFFFF
##2528C5	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC9

Deuteranopia (green-blind)

#003DC2

Tritanopia (blue-blind)

#005977

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2528c5;
/* rgb */ color: rgb(37, 40, 197);
/* oklch */ color: oklch(41.3% 0.231 269.7);

Tailwind

colors: {
  custom: {
    50: '#7e65d8',
    500: '#2528c5',
    950: '#000000',
  },
}

SCSS

$custom: #2528c5;
$custom-light: #7e65d8;
$custom-dark: #000000;

JSON

{
  "hex": "#2528c5",
  "rgb": {
    "r": 37,
    "g": 40,
    "b": 197
  },
  "hsl": {
    "h": 238.875,
    "s": 68.376,
    "l": 45.882
  },
  "oklch": {
    "l": 0.41301,
    "c": 0.23061,
    "h": 269.7
  },
  "luminance": 0.05942
}

Semantic roles & 50–950 ramp

primary

#2528C5

secondary

#CFCD77

accent

#E83DEB

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0615

muted

#7D7A83

Preview Lab

Preview with #2528C5

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

Preview Lab → · Contrast checker → · Palette generator →