#1B7870#1B7870

#1B7870 is a mid, moderate teal. Relative luminance 0.148; OKLCH L 51.9% C 0.083 H 186.3°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#1B7870
RGB	rgb(27, 120, 112)
HSL	hsl(175, 63%, 29%)
HSV	hsv(175, 78%, 47%)
CMYK	cmyk(77.5%, 0%, 6.7%, 52.9%)
CIE-LAB	lab(45.41, -27.92, -3.19)
CIE-LCH	lch(45.41, 28.10, 186.52°)
OKLab	oklab(51.91% -0.0829 -0.0091)
OKLCH	oklch(51.91% 0.083 186.3)
XYZ	xyz(10.0917, 14.8346, 17.6576)
Luminance	0.1484 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7870 #781B23

analogous

#1B7842 #1B7870 #1B5278

triadic

#1B7870 #701B78 #78701B

tetradic

#1B7870 #421B78 #781B23 #52781B

square

#1B7870 #421B78 #781B23 #52781B

split-complementary

#1B7870 #781B52 #78421B

monochromatic

#061917 #104641 #1B7870 #26AA9F #3BD3C6

Accessibility & contrast

On white

5.29

#1B7870 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#1B7870 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7870

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7870	#FFFFFF	#000000	##FFFFFF
##1B7870	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#717170

Deuteranopia (green-blind)

#646871

Tritanopia (blue-blind)

#007B75

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1b7870;
/* rgb */ color: rgb(27, 120, 112);
/* oklch */ color: oklch(51.9% 0.083 186.3);

Tailwind

colors: {
  custom: {
    50: '#699f99',
    500: '#1b7870',
    950: '#000000',
  },
}

SCSS

$custom: #1b7870;
$custom-light: #699f99;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7870",
  "rgb": {
    "r": 27,
    "g": 120,
    "b": 112
  },
  "hsl": {
    "h": 174.839,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.51912,
    "c": 0.08341,
    "h": 186.3
  },
  "luminance": 0.14836
}

Semantic roles & 50–950 ramp

primary

#1B7870

secondary

#AC434C

accent

#4150E6

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0D

muted

#7A7E7E

Preview Lab

Preview with #1B7870

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

Preview Lab → · Contrast checker → · Palette generator →