#1E2B8B#1E2B8B

#1E2B8B is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.1% C 0.158 H 269.7°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#1E2B8B
RGB	rgb(30, 43, 139)
HSL	hsl(233, 64%, 33%)
HSV	hsv(233, 78%, 55%)
CMYK	cmyk(78.4%, 69.1%, 0%, 45.5%)
CIE-LAB	lab(23.23, 30.64, -54.59)
CIE-LCH	lch(23.23, 62.60, 299.31°)
OKLab	oklab(35.05% -0.0008 -0.158)
OKLCH	oklch(35.05% 0.158 269.7)
XYZ	xyz(6.0579, 3.8672, 24.8483)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2B8B #8B7E1E

analogous

#1E618B #1E2B8B #471E8B

triadic

#1E2B8B #8B1E2B #2B8B1E

tetradic

#1E2B8B #8B1E61 #8B7E1E #1E8B47

square

#1E2B8B #8B1E61 #8B7E1E #1E8B47

split-complementary

#1E2B8B #8B471E #618B1E

monochromatic

#080C26 #131B59 #1E2B8B #293BBD #4B5CD8

Accessibility & contrast

On white

11.84

#1E2B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1E2B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2B8B

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2B8B	#FFFFFF	#000000	##FFFFFF
##1E2B8B	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003289

Tritanopia (blue-blind)

#004557

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e2b8b;
/* rgb */ color: rgb(30, 43, 139);
/* oklch */ color: oklch(35.1% 0.158 269.7);

Tailwind

colors: {
  custom: {
    50: '#6d64ae',
    500: '#1e2b8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e2b8b;
$custom-light: #6d64ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2b8b",
  "rgb": {
    "r": 30,
    "g": 43,
    "b": 139
  },
  "hsl": {
    "h": 232.844,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35052,
    "c": 0.15798,
    "h": 269.7
  },
  "luminance": 0.03868
}

Semantic roles & 50–950 ramp

primary

#1E2B8B

secondary

#BBAD4A

accent

#D440E7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #1E2B8B

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

Preview Lab → · Contrast checker → · Palette generator →