#2E55B4#2E55B4

#2E55B4 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.7% C 0.158 H 264.4°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#2E55B4
RGB	rgb(46, 85, 180)
HSL	hsl(223, 59%, 44%)
HSV	hsv(223, 74%, 71%)
CMYK	cmyk(74.4%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(38.50, 20.10, -54.46)
CIE-LCH	lch(38.50, 58.05, 290.25°)
OKLab	oklab(47.7% -0.0154 -0.1568)
OKLCH	oklch(47.7% 0.158 264.4)
XYZ	xyz(12.6105, 10.3718, 44.5085)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E55B4 #B48D2E

analogous

#2E98B4 #2E55B4 #4A2EB4

triadic

#2E55B4 #B42E55 #55B42E

tetradic

#2E55B4 #B42E98 #B48D2E #2EB44A

square

#2E55B4 #B42E98 #B48D2E #2EB44A

split-complementary

#2E55B4 #B44A2E #98B42E

monochromatic

#152753 #223E83 #2E55B4 #4E74D2 #7E9ADE

Accessibility & contrast

On white

6.83

#2E55B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2E55B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E55B4

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E55B4	#FFFFFF	#000000	##FFFFFF
##2E55B4	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1261B7

Deuteranopia (green-blind)

#0055B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2e55b4;
/* rgb */ color: rgb(46, 85, 180);
/* oklch */ color: oklch(47.7% 0.158 264.4);

Tailwind

colors: {
  custom: {
    50: '#7984cb',
    500: '#2e55b4',
    950: '#000000',
  },
}

SCSS

$custom: #2e55b4;
$custom-light: #7984cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2e55b4",
  "rgb": {
    "r": 46,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 222.537,
    "s": 59.292,
    "l": 44.314
  },
  "oklch": {
    "l": 0.47696,
    "c": 0.15752,
    "h": 264.4
  },
  "luminance": 0.10373
}

Semantic roles & 50–950 ramp

primary

#2E55B4

secondary

#C7B077

accent

#B545E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2E55B4

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

Preview Lab → · Contrast checker → · Palette generator →