#1F415D#1F415D

#1F415D is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.4% C 0.063 H 245.6°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#1F415D
RGB	rgb(31, 65, 93)
HSL	hsl(207, 50%, 24%)
HSV	hsv(207, 67%, 36%)
CMYK	cmyk(66.7%, 30.1%, 0%, 63.5%)
CIE-LAB	lab(26.34, -2.54, -20.32)
CIE-LCH	lch(26.34, 20.48, 262.86°)
OKLab	oklab(36.36% -0.026 -0.0572)
OKLCH	oklch(36.36% 0.063 245.6)
XYZ	xyz(4.4304, 4.8618, 11.0587)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F415D #5D3B1F

analogous

#1F5D5A #1F415D #1F225D

triadic

#1F415D #5D1F41 #415D1F

tetradic

#1F415D #5A1F5D #5D3B1F #225D1F

square

#1F415D #5A1F5D #5D3B1F #225D1F

split-complementary

#1F415D #5D1F22 #5D5A1F

monochromatic

#081017 #10212F #1F415D #2E618B #3E81B9

Accessibility & contrast

On white

10.65

#1F415D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1F415D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F415D

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F415D	#FFFFFF	#000000	##FFFFFF
##1F415D	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35425E

Deuteranopia (green-blind)

#2C3C5C

Tritanopia (blue-blind)

#00484B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1f415d;
/* rgb */ color: rgb(31, 65, 93);
/* oklch */ color: oklch(36.4% 0.063 245.6);

Tailwind

colors: {
  custom: {
    50: '#61758b',
    500: '#1f415d',
    950: '#000000',
  },
}

SCSS

$custom: #1f415d;
$custom-light: #61758b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f415d",
  "rgb": {
    "r": 31,
    "g": 65,
    "b": 93
  },
  "hsl": {
    "h": 207.097,
    "s": 50,
    "l": 24.314
  },
  "oklch": {
    "l": 0.36358,
    "c": 0.06283,
    "h": 245.6
  },
  "luminance": 0.04862
}

Semantic roles & 50–950 ramp

primary

#1F415D

secondary

#926846

accent

#8D4EDA

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080C

muted

#7A7B7D

Preview Lab

Preview with #1F415D

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

Preview Lab → · Contrast checker → · Palette generator →