#2E55A7#2E55A7

#2E55A7 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.139 H 263.0°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#2E55A7
RGB	rgb(46, 85, 167)
HSL	hsl(221, 57%, 42%)
HSV	hsv(221, 72%, 65%)
CMYK	cmyk(72.5%, 49.1%, 0%, 34.5%)
CIE-LAB	lab(37.60, 15.16, -48.22)
CIE-LCH	lch(37.60, 50.55, 287.45°)
OKLab	oklab(46.72% -0.017 -0.1384)
OKLCH	oklch(46.72% 0.139 263)
XYZ	xyz(11.3478, 9.8667, 37.8581)
Luminance	0.0987 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E55A7 #A7802E

analogous

#2E92A7 #2E55A7 #432EA7

triadic

#2E55A7 #A72E55 #55A72E

tetradic

#2E55A7 #A72E92 #A7802E #2EA743

square

#2E55A7 #A72E92 #A7802E #2EA743

split-complementary

#2E55A7 #A7432E #92A72E

monochromatic

#142447 #213D77 #2E55A7 #4671CC #7696D9

Accessibility & contrast

On white

7.06

#2E55A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#2E55A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E55A7

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E55A7	#FFFFFF	#000000	##FFFFFF
##2E55A7	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275EAA

Deuteranopia (green-blind)

#0053A5

Tritanopia (blue-blind)

#006876

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2e55a7;
/* rgb */ color: rgb(46, 85, 167);
/* oklch */ color: oklch(46.7% 0.139 263.0);

Tailwind

colors: {
  custom: {
    50: '#7784c2',
    500: '#2e55a7',
    950: '#000000',
  },
}

SCSS

$custom: #2e55a7;
$custom-light: #7784c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2e55a7",
  "rgb": {
    "r": 46,
    "g": 85,
    "b": 167
  },
  "hsl": {
    "h": 220.661,
    "s": 56.808,
    "l": 41.765
  },
  "oklch": {
    "l": 0.46724,
    "c": 0.13942,
    "h": 263
  },
  "luminance": 0.09868
}

Semantic roles & 50–950 ramp

primary

#2E55A7

secondary

#C1A770

accent

#AF48E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2E55A7

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

Preview Lab → · Contrast checker → · Palette generator →