#1E4B8B#1E4B8B

#1E4B8B is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.8% C 0.117 H 257.8°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#1E4B8B
RGB	rgb(30, 75, 139)
HSL	hsl(215, 64%, 33%)
HSV	hsv(215, 78%, 55%)
CMYK	cmyk(78.4%, 46%, 0%, 45.5%)
CIE-LAB	lab(32.19, 8.71, -40.02)
CIE-LCH	lch(32.19, 40.96, 282.28°)
OKLab	oklab(41.8% -0.0248 -0.1147)
OKLCH	oklch(41.8% 0.117 257.8)
XYZ	xyz(7.7100, 7.1714, 25.3990)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4B8B #8B5E1E

analogous

#1E818B #1E4B8B #271E8B

triadic

#1E4B8B #8B1E4B #4B8B1E

tetradic

#1E4B8B #8B1E81 #8B5E1E #1E8B27

square

#1E4B8B #8B1E81 #8B5E1E #1E8B27

split-complementary

#1E4B8B #8B271E #818B1E

monochromatic

#081526 #133059 #1E4B8B #2966BD #4B85D8

Accessibility & contrast

On white

8.63

#1E4B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1E4B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4B8B

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4B8B	#FFFFFF	#000000	##FFFFFF
##1E4B8B	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A518D

Deuteranopia (green-blind)

#13478A

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1e4b8b;
/* rgb */ color: rgb(30, 75, 139);
/* oklch */ color: oklch(41.8% 0.117 257.8);

Tailwind

colors: {
  custom: {
    50: '#6b7cad',
    500: '#1e4b8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e4b8b;
$custom-light: #6b7cad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4b8b",
  "rgb": {
    "r": 30,
    "g": 75,
    "b": 139
  },
  "hsl": {
    "h": 215.229,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41801,
    "c": 0.11737,
    "h": 257.8
  },
  "luminance": 0.07172
}

Semantic roles & 50–950 ramp

primary

#1E4B8B

secondary

#BB8C4A

accent

#A240E7

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1E4B8B

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

Preview Lab → · Contrast checker → · Palette generator →