#1E7583#1E7583

#1E7583 is a mid, moderate teal. Relative luminance 0.146; OKLCH L 51.9% C 0.081 H 210.9°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#1E7583
RGB	rgb(30, 117, 131)
HSL	hsl(188, 63%, 32%)
HSV	hsv(188, 77%, 51%)
CMYK	cmyk(77.1%, 10.7%, 0%, 48.6%)
CIE-LAB	lab(45.13, -19.90, -14.93)
CIE-LCH	lch(45.13, 24.88, 216.89°)
OKLab	oklab(51.92% -0.0696 -0.0416)
OKLCH	oklch(51.92% 0.081 210.9)
XYZ	xyz(10.9917, 14.6360, 23.7140)
Luminance	0.1464 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E7583 #832C1E

analogous

#1E835F #1E7583 #1E4383

triadic

#1E7583 #831E75 #75831E

tetradic

#1E7583 #5F1E83 #832C1E #43831E

square

#1E7583 #5F1E83 #832C1E #43831E

split-complementary

#1E7583 #831E43 #835F1E

monochromatic

#071C1F #134951 #1E7583 #29A1B5 #47C1D5

Accessibility & contrast

On white

5.35

#1E7583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#1E7583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E7583

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E7583	#FFFFFF	#000000	##FFFFFF
##1E7583	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	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: #1e7583;
/* rgb */ color: rgb(30, 117, 131);
/* oklch */ color: oklch(51.9% 0.081 210.9);

Tailwind

colors: {
  custom: {
    50: '#6b9da7',
    500: '#1e7583',
    950: '#000000',
  },
}

SCSS

$custom: #1e7583;
$custom-light: #6b9da7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e7583",
  "rgb": {
    "r": 30,
    "g": 117,
    "b": 131
  },
  "hsl": {
    "h": 188.317,
    "s": 62.733,
    "l": 31.569
  },
  "oklch": {
    "l": 0.51921,
    "c": 0.08107,
    "h": 210.9
  },
  "luminance": 0.14637
}

Semantic roles & 50–950 ramp

primary

#1E7583

secondary

#B65647

accent

#5942E6

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1E7583

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

Preview Lab → · Contrast checker → · Palette generator →