#2E55B3#2E55B3

#2E55B3 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.6% C 0.156 H 264.3°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#2E55B3
RGB	rgb(46, 85, 179)
HSL	hsl(222, 59%, 44%)
HSV	hsv(222, 74%, 70%)
CMYK	cmyk(74.3%, 52.5%, 0%, 29.8%)
CIE-LAB	lab(38.43, 19.72, -53.99)
CIE-LCH	lch(38.43, 57.48, 290.06°)
OKLab	oklab(47.62% -0.0155 -0.1554)
OKLCH	oklch(47.62% 0.156 264.3)
XYZ	xyz(12.5090, 10.3312, 43.9739)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E55B3 #B38C2E

analogous

#2E98B3 #2E55B3 #4A2EB3

triadic

#2E55B3 #B32E55 #55B32E

tetradic

#2E55B3 #B32E98 #B38C2E #2EB34A

square

#2E55B3 #B32E98 #B38C2E #2EB34A

split-complementary

#2E55B3 #B34A2E #98B32E

monochromatic

#152752 #213E82 #2E55B3 #4D74D1 #7E9ADE

Accessibility & contrast

On white

6.85

#2E55B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2E55B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E55B3

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E55B3	#FFFFFF	#000000	##FFFFFF
##2E55B3	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1561B6

Deuteranopia (green-blind)

#0055B1

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2e55b3;
/* rgb */ color: rgb(46, 85, 179);
/* oklch */ color: oklch(47.6% 0.156 264.3);

Tailwind

colors: {
  custom: {
    50: '#7984ca',
    500: '#2e55b3',
    950: '#000000',
  },
}

SCSS

$custom: #2e55b3;
$custom-light: #7984ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2e55b3",
  "rgb": {
    "r": 46,
    "g": 85,
    "b": 179
  },
  "hsl": {
    "h": 222.406,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.47619,
    "c": 0.15613,
    "h": 264.3
  },
  "luminance": 0.10333
}

Semantic roles & 50–950 ramp

primary

#2E55B3

secondary

#C6AF76

accent

#B446E2

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2E55B3

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

Preview Lab → · Contrast checker → · Palette generator →