#1E2F8B#1E2F8B

#1E2F8B is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.153 H 268.8°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#1E2F8B
RGB	rgb(30, 47, 139)
HSL	hsl(231, 64%, 33%)
HSV	hsv(231, 78%, 55%)
CMYK	cmyk(78.4%, 66.2%, 0%, 45.5%)
CIE-LAB	lab(24.23, 27.97, -52.94)
CIE-LCH	lch(24.23, 59.87, 297.85°)
OKLab	oklab(35.79% -0.0031 -0.1531)
OKLCH	oklch(35.79% 0.153 268.8)
XYZ	xyz(6.2105, 4.1724, 24.8991)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2F8B #8B7A1E

analogous

#1E658B #1E2F8B #431E8B

triadic

#1E2F8B #8B1E2F #2F8B1E

tetradic

#1E2F8B #8B1E65 #8B7A1E #1E8B43

square

#1E2F8B #8B1E65 #8B7A1E #1E8B43

split-complementary

#1E2F8B #8B431E #658B1E

monochromatic

#080D26 #131E59 #1E2F8B #2940BD #4B61D8

Accessibility & contrast

On white

11.45

#1E2F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1E2F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2F8B

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2F8B	#FFFFFF	#000000	##FFFFFF
##1E2F8B	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003589

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1e2f8b;
/* rgb */ color: rgb(30, 47, 139);
/* oklch */ color: oklch(35.8% 0.153 268.8);

Tailwind

colors: {
  custom: {
    50: '#6d67ae',
    500: '#1e2f8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e2f8b;
$custom-light: #6d67ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2f8b",
  "rgb": {
    "r": 30,
    "g": 47,
    "b": 139
  },
  "hsl": {
    "h": 230.642,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35787,
    "c": 0.15316,
    "h": 268.8
  },
  "luminance": 0.04173
}

Semantic roles & 50–950 ramp

primary

#1E2F8B

secondary

#BBA94A

accent

#CD40E7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #1E2F8B

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

Preview Lab → · Contrast checker → · Palette generator →