#1F4D76#1F4D76

#1F4D76 is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 40.9% C 0.085 H 248.4°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#1F4D76
RGB	rgb(31, 77, 118)
HSL	hsl(208, 58%, 29%)
HSV	hsv(208, 74%, 46%)
CMYK	cmyk(73.7%, 34.7%, 0%, 53.7%)
CIE-LAB	lab(31.59, -0.80, -27.97)
CIE-LCH	lch(31.59, 27.98, 268.36°)
OKLab	oklab(40.93% -0.0314 -0.0793)
OKLCH	oklch(40.93% 0.085 248.4)
XYZ	xyz(6.4877, 6.9064, 18.1272)
Luminance	0.0691 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4D76 #76481F

analogous

#1F7674 #1F4D76 #1F2276

triadic

#1F4D76 #761F4D #4D761F

tetradic

#1F4D76 #741F76 #76481F #22761F

square

#1F4D76 #741F76 #76481F #22761F

split-complementary

#1F4D76 #761F22 #76741F

monochromatic

#061018 #122D46 #1F4D76 #2C6DA6 #428CCD

Accessibility & contrast

On white

8.82

#1F4D76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1F4D76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4D76

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4D76	#FFFFFF	#000000	##FFFFFF
##1F4D76	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4F78

Deuteranopia (green-blind)

#2E4775

Tritanopia (blue-blind)

#00575C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1f4d76;
/* rgb */ color: rgb(31, 77, 118);
/* oklch */ color: oklch(40.9% 0.085 248.4);

Tailwind

colors: {
  custom: {
    50: '#677e9d',
    500: '#1f4d76',
    950: '#000000',
  },
}

SCSS

$custom: #1f4d76;
$custom-light: #677e9d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4d76",
  "rgb": {
    "r": 31,
    "g": 77,
    "b": 118
  },
  "hsl": {
    "h": 208.276,
    "s": 58.389,
    "l": 29.216
  },
  "oklch": {
    "l": 0.40932,
    "c": 0.0853,
    "h": 248.4
  },
  "luminance": 0.06907
}

Semantic roles & 50–950 ramp

primary

#1F4D76

secondary

#AA7647

accent

#8F46E2

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1F4D76

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

Preview Lab → · Contrast checker → · Palette generator →