#1F4E5D#1F4E5D

#1F4E5D is a dark, muted cyan. Relative luminance 0.065; OKLCH L 39.8% C 0.056 H 222.0°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E5D
RGB	rgb(31, 78, 93)
HSL	hsl(195, 50%, 24%)
HSV	hsv(195, 67%, 36%)
CMYK	cmyk(66.7%, 16.1%, 0%, 63.5%)
CIE-LAB	lab(30.71, -10.75, -13.55)
CIE-LCH	lch(30.71, 17.30, 231.58°)
OKLab	oklab(39.84% -0.0419 -0.0377)
OKLCH	oklch(39.84% 0.056 222)
XYZ	xyz(5.2645, 6.5299, 11.3368)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E5D #5D2E1F

analogous

#1F5D4D #1F4E5D #1F2F5D

triadic

#1F4E5D #5D1F4E #4E5D1F

tetradic

#1F4E5D #4D1F5D #5D2E1F #2F5D1F

square

#1F4E5D #4D1F5D #5D2E1F #2F5D1F

split-complementary

#1F4E5D #5D1F2F #5D4D1F

monochromatic

#081317 #10282F #1F4E5D #2E748B #3E9BB9

Accessibility & contrast

On white

9.11

#1F4E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1F4E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E5D

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E5D	#FFFFFF	#000000	##FFFFFF
##1F4E5D	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5E

Deuteranopia (green-blind)

#3C455D

Tritanopia (blue-blind)

#005353

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1f4e5d;
/* rgb */ color: rgb(31, 78, 93);
/* oklch */ color: oklch(39.8% 0.056 222.0);

Tailwind

colors: {
  custom: {
    50: '#627f8b',
    500: '#1f4e5d',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e5d;
$custom-light: #627f8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e5d",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 93
  },
  "hsl": {
    "h": 194.516,
    "s": 50,
    "l": 24.314
  },
  "oklch": {
    "l": 0.39835,
    "c": 0.05641,
    "h": 222
  },
  "luminance": 0.0653
}

Semantic roles & 50–950 ramp

primary

#1F4E5D

secondary

#925846

accent

#704EDA

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #1F4E5D

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

Preview Lab → · Contrast checker → · Palette generator →