#1E488B#1E488B

#1E488B is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.1% C 0.121 H 259.5°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#1E488B
RGB	rgb(30, 72, 139)
HSL	hsl(217, 64%, 33%)
HSV	hsv(217, 78%, 55%)
CMYK	cmyk(78.4%, 48.2%, 0%, 45.5%)
CIE-LAB	lab(31.29, 10.74, -41.48)
CIE-LCH	lch(31.29, 42.85, 284.52°)
OKLab	oklab(41.1% -0.0221 -0.1191)
OKLCH	oklch(41.1% 0.121 259.5)
XYZ	xyz(7.5113, 6.7740, 25.3327)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E488B #8B611E

analogous

#1E7E8B #1E488B #2B1E8B

triadic

#1E488B #8B1E48 #488B1E

tetradic

#1E488B #8B1E7E #8B611E #1E8B2B

square

#1E488B #8B1E7E #8B611E #1E8B2B

split-complementary

#1E488B #8B2B1E #7E8B1E

monochromatic

#081426 #132E59 #1E488B #2962BD #4B82D8

Accessibility & contrast

On white

8.92

#1E488B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1E488B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E488B

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E488B	#FFFFFF	#000000	##FFFFFF
##1E488B	1.00	8.92	2.36	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244F8E

Deuteranopia (green-blind)

#06458A

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1e488b;
/* rgb */ color: rgb(30, 72, 139);
/* oklch */ color: oklch(41.1% 0.121 259.5);

Tailwind

colors: {
  custom: {
    50: '#6b7aad',
    500: '#1e488b',
    950: '#000000',
  },
}

SCSS

$custom: #1e488b;
$custom-light: #6b7aad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e488b",
  "rgb": {
    "r": 30,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 216.881,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41101,
    "c": 0.1211,
    "h": 259.5
  },
  "luminance": 0.06775
}

Semantic roles & 50–950 ramp

primary

#1E488B

secondary

#BB8F4A

accent

#A740E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1E488B

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

Preview Lab → · Contrast checker → · Palette generator →