#2535B0#2535B0

#2535B0 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.9% C 0.193 H 269.3°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#2535B0
RGB	rgb(37, 53, 176)
HSL	hsl(233, 65%, 42%)
HSV	hsv(233, 79%, 69%)
CMYK	cmyk(79%, 69.9%, 0%, 31%)
CIE-LAB	lab(29.60, 38.48, -66.65)
CIE-LCH	lch(29.60, 76.96, 300.00°)
OKLab	oklab(40.87% -0.0025 -0.193)
OKLCH	oklch(40.87% 0.193 269.3)
XYZ	xyz(9.8698, 6.0730, 41.7179)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2535B0 #B0A025

analogous

#257AB0 #2535B0 #5B25B0

triadic

#2535B0 #B02535 #35B025

tetradic

#2535B0 #B0257A #B0A025 #25B05B

square

#2535B0 #B0257A #B0A025 #25B05B

split-complementary

#2535B0 #B05B25 #7AB025

monochromatic

#10174B #1A267D #2535B0 #3C4ED6 #6F7CE1

Accessibility & contrast

On white

9.48

#2535B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2535B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2535B0

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2535B0	#FFFFFF	#000000	##FFFFFF
##2535B0	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB4

Deuteranopia (green-blind)

#003FAE

Tritanopia (blue-blind)

#00576E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2535b0;
/* rgb */ color: rgb(37, 53, 176);
/* oklch */ color: oklch(40.9% 0.193 269.3);

Tailwind

colors: {
  custom: {
    50: '#786dc9',
    500: '#2535b0',
    950: '#000000',
  },
}

SCSS

$custom: #2535b0;
$custom-light: #786dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2535b0",
  "rgb": {
    "r": 37,
    "g": 53,
    "b": 176
  },
  "hsl": {
    "h": 233.094,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40872,
    "c": 0.19303,
    "h": 269.3
  },
  "luminance": 0.06074
}

Semantic roles & 50–950 ramp

primary

#2535B0

secondary

#C7BC6A

accent

#D540E8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2535B0

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

Preview Lab → · Contrast checker → · Palette generator →