#1F1A67#1F1A67

#1F1A67 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.4% C 0.129 H 277.2°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#1F1A67
RGB	rgb(31, 26, 103)
HSL	hsl(244, 60%, 25%)
HSV	hsv(244, 75%, 40%)
CMYK	cmyk(69.9%, 74.8%, 0%, 59.6%)
CIE-LAB	lab(15.53, 28.53, -44.21)
CIE-LCH	lch(15.53, 52.61, 302.83°)
OKLab	oklab(28.4% 0.0162 -0.1277)
OKLCH	oklch(28.4% 0.129 277.2)
XYZ	xyz(3.3819, 2.0091, 13.0389)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1A67 #62671A

analogous

#1A3B67 #1F1A67 #451A67

triadic

#1F1A67 #671F1A #1A671F

tetradic

#1F1A67 #671A3B #62671A #1A6745

square

#1F1A67 #671A3B #62671A #1A6745

split-complementary

#1F1A67 #67451A #3B671A

monochromatic

#070618 #100E36 #1F1A67 #2E2698 #3C33C9

Accessibility & contrast

On white

14.98

#1F1A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1F1A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1A67

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1A67	#FFFFFF	#000000	##FFFFFF
##1F1A67	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A69

Deuteranopia (green-blind)

#002366

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1f1a67;
/* rgb */ color: rgb(31, 26, 103);
/* oklch */ color: oklch(28.4% 0.129 277.2);

Tailwind

colors: {
  custom: {
    50: '#665793',
    500: '#1f1a67',
    950: '#000000',
  },
}

SCSS

$custom: #1f1a67;
$custom-light: #665793;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1a67",
  "rgb": {
    "r": 31,
    "g": 26,
    "b": 103
  },
  "hsl": {
    "h": 243.896,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.284,
    "c": 0.12867,
    "h": 277.2
  },
  "luminance": 0.02009
}

Semantic roles & 50–950 ramp

primary

#1F1A67

secondary

#979D40

accent

#E345D9

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1F1A67

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

Preview Lab → · Contrast checker → · Palette generator →