#1F858D#1F858D

#1F858D is a mid, moderate teal. Relative luminance 0.190; OKLCH L 56.5% C 0.088 H 203.0°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1F858D
RGB	rgb(31, 133, 141)
HSL	hsl(184, 64%, 34%)
HSV	hsv(184, 78%, 55%)
CMYK	cmyk(78%, 5.7%, 0%, 44.7%)
CIE-LAB	lab(50.67, -24.85, -12.43)
CIE-LCH	lch(50.67, 27.79, 206.57°)
OKLab	oklab(56.53% -0.0814 -0.0345)
OKLCH	oklch(56.53% 0.088 203)
XYZ	xyz(13.7582, 18.9878, 28.1340)
Luminance	0.1899 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F858D #8D271F

analogous

#1F8D5E #1F858D #1F4E8D

triadic

#1F858D #8D1F85 #858D1F

tetradic

#1F858D #5E1F8D #8D271F #4E8D1F

square

#1F858D #5E1F8D #8D271F #4E8D1F

split-complementary

#1F858D #8D1F4E #8D5E1F

monochromatic

#092629 #14565B #1F858D #2AB4BF #4ECED8

Accessibility & contrast

On white

4.38

#1F858D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#1F858D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F858D

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F858D	#FFFFFF	#000000	##000000
##1F858D	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F8E

Deuteranopia (green-blind)

#6B748D

Tritanopia (blue-blind)

#008B87

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f858d;
/* rgb */ color: rgb(31, 133, 141);
/* oklch */ color: oklch(56.5% 0.088 203.0);

Tailwind

colors: {
  custom: {
    50: '#6fa9ae',
    500: '#1f858d',
    950: '#000000',
  },
}

SCSS

$custom: #1f858d;
$custom-light: #6fa9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f858d",
  "rgb": {
    "r": 31,
    "g": 133,
    "b": 141
  },
  "hsl": {
    "h": 184.364,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56526,
    "c": 0.08845,
    "h": 203
  },
  "luminance": 0.18989
}

Semantic roles & 50–950 ramp

primary

#1F858D

secondary

#BB554D

accent

#4D41E7

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #1F858D

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

Preview Lab → · Contrast checker → · Palette generator →