#1F615A#1F615A

#1F615A is a dark, moderate teal. Relative luminance 0.096; OKLCH L 44.9% C 0.067 H 185.2°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#1F615A
RGB	rgb(31, 97, 90)
HSL	hsl(174, 52%, 25%)
HSV	hsv(174, 68%, 38%)
CMYK	cmyk(68%, 0%, 7.2%, 62%)
CIE-LAB	lab(37.07, -22.38, -2.11)
CIE-LCH	lch(37.07, 22.48, 185.39°)
OKLab	oklab(44.93% -0.0662 -0.0061)
OKLCH	oklch(44.93% 0.067 185.2)
XYZ	xyz(6.6844, 9.5782, 11.1674)
Luminance	0.0958 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F615A #611F26

analogous

#1F6139 #1F615A #1F4761

triadic

#1F615A #5A1F61 #615A1F

tetradic

#1F615A #391F61 #611F26 #47611F

square

#1F615A #391F61 #611F26 #47611F

split-complementary

#1F615A #611F47 #61391F

monochromatic

#071716 #10332F #1F615A #2E8F85 #3DBEB0

Accessibility & contrast

On white

7.20

#1F615A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1F615A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F615A

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F615A	#FFFFFF	#000000	##FFFFFF
##1F615A	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5B5A

Deuteranopia (green-blind)

#52545B

Tritanopia (blue-blind)

#00635F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1f615a;
/* rgb */ color: rgb(31, 97, 90);
/* oklch */ color: oklch(44.9% 0.067 185.2);

Tailwind

colors: {
  custom: {
    50: '#648e88',
    500: '#1f615a',
    950: '#000000',
  },
}

SCSS

$custom: #1f615a;
$custom-light: #648e88;
$custom-dark: #000000;

JSON

{
  "hex": "#1f615a",
  "rgb": {
    "r": 31,
    "g": 97,
    "b": 90
  },
  "hsl": {
    "h": 173.636,
    "s": 51.563,
    "l": 25.098
  },
  "oklch": {
    "l": 0.44932,
    "c": 0.06652,
    "h": 185.2
  },
  "luminance": 0.09579
}

Semantic roles & 50–950 ramp

primary

#1F615A

secondary

#96464F

accent

#4D5CDB

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #1F615A

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

Preview Lab → · Contrast checker → · Palette generator →