#1F205F#1F205F

#1F205F is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.7% C 0.109 H 276.3°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#1F205F
RGB	rgb(31, 32, 95)
HSL	hsl(239, 51%, 25%)
HSV	hsv(239, 67%, 37%)
CMYK	cmyk(67.4%, 66.3%, 0%, 62.7%)
CIE-LAB	lab(16.26, 21.51, -37.74)
CIE-LCH	lch(16.26, 43.44, 299.68°)
OKLab	oklab(28.68% 0.0121 -0.1087)
OKLCH	oklch(28.68% 0.109 276.3)
XYZ	xyz(3.1465, 2.1503, 11.0735)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F205F #5F5E1F

analogous

#1F405F #1F205F #3E1F5F

triadic

#1F205F #5F1F20 #205F1F

tetradic

#1F205F #5F1F40 #5F5E1F #1F5F3E

square

#1F205F #5F1F40 #5F5E1F #1F5F3E

split-complementary

#1F205F #5F3E1F #405F1F

monochromatic

#080817 #101031 #1F205F #2E308D #3D3FBB

Accessibility & contrast

On white

14.68

#1F205F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1F205F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F205F

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F205F	#FFFFFF	#000000	##FFFFFF
##1F205F	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B61

Deuteranopia (green-blind)

#00265E

Tritanopia (blue-blind)

#00303C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1f205f;
/* rgb */ color: rgb(31, 32, 95);
/* oklch */ color: oklch(28.7% 0.109 276.3);

Tailwind

colors: {
  custom: {
    50: '#635b8d',
    500: '#1f205f',
    950: '#000000',
  },
}

SCSS

$custom: #1f205f;
$custom-light: #635b8d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f205f",
  "rgb": {
    "r": 31,
    "g": 32,
    "b": 95
  },
  "hsl": {
    "h": 239.063,
    "s": 50.794,
    "l": 24.706
  },
  "oklch": {
    "l": 0.28683,
    "c": 0.10935,
    "h": 276.3
  },
  "luminance": 0.02151
}

Semantic roles & 50–950 ramp

primary

#1F205F

secondary

#949246

accent

#D84EDA

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #1F205F

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

Preview Lab → · Contrast checker → · Palette generator →