#1E55A6#1E55A6

#1E55A6 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.1% C 0.143 H 258.6°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#1E55A6
RGB	rgb(30, 85, 166)
HSL	hsl(216, 69%, 38%)
HSV	hsv(216, 82%, 65%)
CMYK	cmyk(81.9%, 48.8%, 0%, 34.9%)
CIE-LAB	lab(36.98, 12.81, -48.66)
CIE-LCH	lch(36.98, 50.32, 284.75°)
OKLab	oklab(46.07% -0.0283 -0.1399)
OKLCH	oklch(46.07% 0.143 258.6)
XYZ	xyz(10.6643, 9.5249, 37.3454)
Luminance	0.0953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E55A6 #A66F1E

analogous

#1E99A6 #1E55A6 #2B1EA6

triadic

#1E55A6 #A61E55 #55A61E

tetradic

#1E55A6 #A61E99 #A66F1E #1EA62B

square

#1E55A6 #A61E99 #A66F1E #1EA62B

split-complementary

#1E55A6 #A62B1E #99A61E

monochromatic

#0B203E #153A72 #1E55A6 #2970D8 #5D92E2

Accessibility & contrast

On white

7.23

#1E55A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#1E55A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E55A6

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E55A6	#FFFFFF	#000000	##FFFFFF
##1E55A6	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265EA9

Deuteranopia (green-blind)

#0051A4

Tritanopia (blue-blind)

#006875

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e55a6;
/* rgb */ color: rgb(30, 85, 166);
/* oklch */ color: oklch(46.1% 0.143 258.6);

Tailwind

colors: {
  custom: {
    50: '#7184c1',
    500: '#1e55a6',
    950: '#000000',
  },
}

SCSS

$custom: #1e55a6;
$custom-light: #7184c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e55a6",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 166
  },
  "hsl": {
    "h": 215.735,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46066,
    "c": 0.14276,
    "h": 258.6
  },
  "luminance": 0.09526
}

Semantic roles & 50–950 ramp

primary

#1E55A6

secondary

#C69A5A

accent

#A53CEC

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E55A6

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

Preview Lab → · Contrast checker → · Palette generator →