#1F7583#1F7583

#1F7583 is a mid, moderate teal. Relative luminance 0.147; OKLCH L 51.9% C 0.081 H 211.0°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#1F7583
RGB	rgb(31, 117, 131)
HSL	hsl(188, 62%, 32%)
HSV	hsv(188, 76%, 51%)
CMYK	cmyk(76.3%, 10.7%, 0%, 48.6%)
CIE-LAB	lab(45.15, -19.77, -14.90)
CIE-LCH	lch(45.15, 24.75, 217.00°)
OKLab	oklab(51.94% -0.0692 -0.0415)
OKLCH	oklch(51.94% 0.081 211)
XYZ	xyz(11.0213, 14.6513, 23.7154)
Luminance	0.1465 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7583 #832D1F

analogous

#1F835F #1F7583 #1F4383

triadic

#1F7583 #831F75 #75831F

tetradic

#1F7583 #5F1F83 #832D1F #43831F

square

#1F7583 #5F1F83 #832D1F #43831F

split-complementary

#1F7583 #831F43 #835F1F

monochromatic

#081D20 #134952 #1F7583 #2BA1B4 #49C0D4

Accessibility & contrast

On white

5.34

#1F7583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#1F7583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7583

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7583	#FFFFFF	#000000	##FFFFFF
##1F7583	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7184

Deuteranopia (green-blind)

#5C6683

Tritanopia (blue-blind)

#007B79

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f7583;
/* rgb */ color: rgb(31, 117, 131);
/* oklch */ color: oklch(51.9% 0.081 211.0);

Tailwind

colors: {
  custom: {
    50: '#6c9da7',
    500: '#1f7583',
    950: '#000000',
  },
}

SCSS

$custom: #1f7583;
$custom-light: #6c9da7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7583",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 131
  },
  "hsl": {
    "h": 188.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.51944,
    "c": 0.08065,
    "h": 211
  },
  "luminance": 0.14653
}

Semantic roles & 50–950 ramp

primary

#1F7583

secondary

#B65748

accent

#5A43E5

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1F7583

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

Preview Lab → · Contrast checker → · Palette generator →