#1F1965#1F1965

#1F1965 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.127 H 277.8°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#1F1965
RGB	rgb(31, 25, 101)
HSL	hsl(245, 60%, 25%)
HSV	hsv(245, 75%, 40%)
CMYK	cmyk(69.3%, 75.2%, 0%, 60.4%)
CIE-LAB	lab(15.09, 28.45, -43.62)
CIE-LCH	lch(15.09, 52.07, 303.11°)
OKLab	oklab(28.02% 0.0173 -0.1259)
OKLCH	oklch(28.02% 0.127 277.8)
XYZ	xyz(3.2609, 1.9259, 12.5093)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1965 #5F6519

analogous

#193965 #1F1965 #451965

triadic

#1F1965 #651F19 #19651F

tetradic

#1F1965 #651939 #5F6519 #196545

square

#1F1965 #651939 #5F6519 #196545

split-complementary

#1F1965 #654519 #396519

monochromatic

#080619 #100D34 #1F1965 #2E2596 #3D31C7

Accessibility & contrast

On white

15.16

#1F1965 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1F1965 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1965

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1965	#FFFFFF	#000000	##FFFFFF
##1F1965	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002967

Deuteranopia (green-blind)

#002364

Tritanopia (blue-blind)

#002E3D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1f1965;
/* rgb */ color: rgb(31, 25, 101);
/* oklch */ color: oklch(28.0% 0.127 277.8);

Tailwind

colors: {
  custom: {
    50: '#655792',
    500: '#1f1965',
    950: '#000000',
  },
}

SCSS

$custom: #1f1965;
$custom-light: #655792;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1965",
  "rgb": {
    "r": 31,
    "g": 25,
    "b": 101
  },
  "hsl": {
    "h": 244.737,
    "s": 60.317,
    "l": 24.706
  },
  "oklch": {
    "l": 0.28021,
    "c": 0.12711,
    "h": 277.8
  },
  "luminance": 0.01926
}

Semantic roles & 50–950 ramp

primary

#1F1965

secondary

#949B3F

accent

#E344D7

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1F1965

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

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