#1E28A1#1E28A1

#1E28A1 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.9% C 0.190 H 269.4°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1E28A1
RGB	rgb(30, 40, 161)
HSL	hsl(235, 69%, 37%)
HSV	hsv(235, 81%, 63%)
CMYK	cmyk(81.4%, 75.2%, 0%, 36.9%)
CIE-LAB	lab(24.85, 40.52, -65.46)
CIE-LCH	lch(24.85, 76.99, 301.76°)
OKLab	oklab(36.91% -0.002 -0.1896)
OKLCH	oklch(36.91% 0.19 269.4)
XYZ	xyz(7.7250, 4.3659, 34.1469)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E28A1 #A1971E

analogous

#1E69A1 #1E28A1 #561EA1

triadic

#1E28A1 #A11E28 #28A11E

tetradic

#1E28A1 #A11E69 #A1971E #1EA156

square

#1E28A1 #A11E69 #A1971E #1EA156

split-complementary

#1E28A1 #A1561E #69A11E

monochromatic

#0B0E3A #141B6D #1E28A1 #2835D5 #5964E0

Accessibility & contrast

On white

11.21

#1E28A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1E28A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E28A1

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E28A1	#FFFFFF	#000000	##FFFFFF
##1E28A1	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e28a1;
/* rgb */ color: rgb(30, 40, 161);
/* oklch */ color: oklch(36.9% 0.190 269.4);

Tailwind

colors: {
  custom: {
    50: '#7363be',
    500: '#1e28a1',
    950: '#000000',
  },
}

SCSS

$custom: #1e28a1;
$custom-light: #7363be;
$custom-dark: #000000;

JSON

{
  "hex": "#1e28a1",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 161
  },
  "hsl": {
    "h": 235.42,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36905,
    "c": 0.18965,
    "h": 269.4
  },
  "luminance": 0.04367
}

Semantic roles & 50–950 ramp

primary

#1E28A1

secondary

#C4BC57

accent

#DE3CEB

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #1E28A1

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

Preview Lab → · Contrast checker → · Palette generator →