#1E3A97#1E3A97

#1E3A97 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.1% C 0.156 H 266.2°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#1E3A97
RGB	rgb(30, 58, 151)
HSL	hsl(226, 67%, 35%)
HSV	hsv(226, 80%, 59%)
CMYK	cmyk(80.1%, 61.6%, 0%, 40.8%)
CIE-LAB	lab(28.21, 25.16, -53.83)
CIE-LCH	lch(28.21, 59.42, 295.05°)
OKLab	oklab(39.06% -0.0103 -0.1556)
OKLCH	oklch(39.06% 0.156 266.2)
XYZ	xyz(7.6324, 5.5356, 29.9384)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3A97 #977B1E

analogous

#1E7697 #1E3A97 #3F1E97

triadic

#1E3A97 #971E3A #3A971E

tetradic

#1E3A97 #971E76 #977B1E #1E973F

square

#1E3A97 #971E76 #977B1E #1E973F

split-complementary

#1E3A97 #973F1E #76971E

monochromatic

#0A1331 #142664 #1E3A97 #284ECA #5373DD

Accessibility & contrast

On white

9.97

#1E3A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1E3A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3A97

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3A97	#FFFFFF	#000000	##FFFFFF
##1E3A97	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#003D95

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1e3a97;
/* rgb */ color: rgb(30, 58, 151);
/* oklch */ color: oklch(39.1% 0.156 266.2);

Tailwind

colors: {
  custom: {
    50: '#6f6fb6',
    500: '#1e3a97',
    950: '#000000',
  },
}

SCSS

$custom: #1e3a97;
$custom-light: #6f6fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3a97",
  "rgb": {
    "r": 30,
    "g": 58,
    "b": 151
  },
  "hsl": {
    "h": 226.116,
    "s": 66.851,
    "l": 35.49
  },
  "oklch": {
    "l": 0.39061,
    "c": 0.15597,
    "h": 266.2
  },
  "luminance": 0.05536
}

Semantic roles & 50–950 ramp

primary

#1E3A97

secondary

#C0A651

accent

#C23EEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #1E3A97

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

Preview Lab → · Contrast checker → · Palette generator →