#2637C3#2637C3

#2637C3 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.2% C 0.214 H 268.8°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#2637C3
RGB	rgb(38, 55, 195)
HSL	hsl(234, 67%, 46%)
HSV	hsv(234, 81%, 76%)
CMYK	cmyk(80.5%, 71.8%, 0%, 23.5%)
CIE-LAB	lab(32.00, 44.04, -73.93)
CIE-LCH	lch(32.00, 86.06, 300.78°)
OKLab	oklab(43.19% -0.0045 -0.2142)
OKLCH	oklch(43.19% 0.214 268.8)
XYZ	xyz(12.0125, 7.0832, 52.3533)
Luminance	0.0708 (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

#2637C3 #C3B226

analogous

#2685C3 #2637C3 #6326C3

triadic

#2637C3 #C32637 #37C326

tetradic

#2637C3 #C32685 #C3B226 #26C363

square

#2637C3 #C32685 #C3B226 #26C363

split-complementary

#2637C3 #C36326 #85C326

monochromatic

#121A5D #1C2990 #2637C3 #4A5ADC #7E89E6

Accessibility & contrast

On white

8.69

#2637C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2637C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2637C3

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2637C3	#FFFFFF	#000000	##FFFFFF
##2637C3	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C7

Deuteranopia (green-blind)

#0044C0

Tritanopia (blue-blind)

#005F79

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2637c3;
/* rgb */ color: rgb(38, 55, 195);
/* oklch */ color: oklch(43.2% 0.214 268.8);

Tailwind

colors: {
  custom: {
    50: '#7d6fd6',
    500: '#2637c3',
    950: '#000000',
  },
}

SCSS

$custom: #2637c3;
$custom-light: #7d6fd6;
$custom-dark: #000000;

JSON

{
  "hex": "#2637c3",
  "rgb": {
    "r": 38,
    "g": 55,
    "b": 195
  },
  "hsl": {
    "h": 233.503,
    "s": 67.382,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43186,
    "c": 0.21426,
    "h": 268.8
  },
  "luminance": 0.07085
}

Semantic roles & 50–950 ramp

primary

#2637C3

secondary

#CEC577

accent

#D83EEA

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2637C3

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

Preview Lab → · Contrast checker → · Palette generator →