#2E57AE#2E57AE

#2E57AE is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.7% C 0.147 H 263.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#2E57AE
RGB	rgb(46, 87, 174)
HSL	hsl(221, 58%, 43%)
HSV	hsv(221, 74%, 68%)
CMYK	cmyk(73.6%, 50%, 0%, 31.8%)
CIE-LAB	lab(38.64, 16.50, -50.70)
CIE-LCH	lch(38.64, 53.31, 288.03°)
OKLab	oklab(47.67% -0.0178 -0.1456)
OKLCH	oklch(47.67% 0.147 263)
XYZ	xyz(12.1722, 10.4519, 41.4121)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57AE #AE852E

analogous

#2E97AE #2E57AE #452EAE

triadic

#2E57AE #AE2E57 #57AE2E

tetradic

#2E57AE #AE2E97 #AE852E #2EAE45

square

#2E57AE #AE2E97 #AE852E #2EAE45

split-complementary

#2E57AE #AE452E #97AE2E

monochromatic

#14274D #213F7E #2E57AE #4A75CF #7A9ADC

Accessibility & contrast

On white

6.79

#2E57AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2E57AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57AE

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57AE	#FFFFFF	#000000	##FFFFFF
##2E57AE	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2461B1

Deuteranopia (green-blind)

#0055AC

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2e57ae;
/* rgb */ color: rgb(46, 87, 174);
/* oklch */ color: oklch(47.7% 0.147 263.0);

Tailwind

colors: {
  custom: {
    50: '#7885c7',
    500: '#2e57ae',
    950: '#000000',
  },
}

SCSS

$custom: #2e57ae;
$custom-light: #7885c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57ae",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 220.781,
    "s": 58.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.4767,
    "c": 0.14672,
    "h": 263
  },
  "luminance": 0.10453
}

Semantic roles & 50–950 ramp

primary

#2E57AE

secondary

#C4AA74

accent

#B046E1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2E57AE

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

Preview Lab → · Contrast checker → · Palette generator →