#1E355B#1E355B

#1E355B is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.1% C 0.074 H 259.9°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#1E355B
RGB	rgb(30, 53, 91)
HSL	hsl(217, 50%, 24%)
HSV	hsv(217, 67%, 36%)
CMYK	cmyk(67%, 41.8%, 0%, 64.3%)
CIE-LAB	lab(22.22, 4.65, -25.50)
CIE-LCH	lch(22.22, 25.92, 280.34°)
OKLab	oklab(33.09% -0.0129 -0.0724)
OKLCH	oklch(33.09% 0.074 259.9)
XYZ	xyz(3.6962, 3.5772, 10.3912)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E355B #5B441E

analogous

#1E535B #1E355B #251E5B

triadic

#1E355B #5B1E35 #355B1E

tetradic

#1E355B #5B1E53 #5B441E #1E5B25

square

#1E355B #5B1E53 #5B441E #1E5B25

split-complementary

#1E355B #5B251E #535B1E

monochromatic

#080D17 #0F1A2D #1E355B #2D5089 #3C6BB7

Accessibility & contrast

On white

12.24

#1E355B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1E355B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E355B

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E355B	#FFFFFF	#000000	##FFFFFF
##1E355B	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24385D

Deuteranopia (green-blind)

#1C335A

Tritanopia (blue-blind)

#003E43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1e355b;
/* rgb */ color: rgb(30, 53, 91);
/* oklch */ color: oklch(33.1% 0.074 259.9);

Tailwind

colors: {
  custom: {
    50: '#616b89',
    500: '#1e355b',
    950: '#000000',
  },
}

SCSS

$custom: #1e355b;
$custom-light: #616b89;
$custom-dark: #000000;

JSON

{
  "hex": "#1e355b",
  "rgb": {
    "r": 30,
    "g": 53,
    "b": 91
  },
  "hsl": {
    "h": 217.377,
    "s": 50.413,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33086,
    "c": 0.07358,
    "h": 259.9
  },
  "luminance": 0.03578
}

Semantic roles & 50–950 ramp

primary

#1E355B

secondary

#907445

accent

#A54EDA

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #1E355B

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

Preview Lab → · Contrast checker → · Palette generator →