#289DB0#289DB0

#289DB0 is a light, moderate teal. Relative luminance 0.277; OKLCH L 64.2% C 0.102 H 211.2°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#289DB0
RGB	rgb(40, 157, 176)
HSL	hsl(188, 63%, 42%)
HSV	hsv(188, 77%, 69%)
CMYK	cmyk(77.3%, 10.8%, 0%, 31%)
CIE-LAB	lab(59.61, -24.78, -18.96)
CIE-LCH	lch(59.61, 31.20, 217.41°)
OKLab	oklab(64.21% -0.0871 -0.0528)
OKLCH	oklch(64.21% 0.102 211.2)
XYZ	xyz(20.7651, 27.6971, 45.3175)
Luminance	0.2770 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289DB0 #B03B28

analogous

#28B07F #289DB0 #2859B0

triadic

#289DB0 #B0289D #9DB028

tetradic

#289DB0 #7F28B0 #B03B28 #59B028

square

#289DB0 #7F28B0 #B03B28 #59B028

split-complementary

#289DB0 #B02859 #B07F28

monochromatic

#11444C #1D717E #289DB0 #41BFD4 #73D0DF

Accessibility & contrast

On white

3.21

#289DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#289DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289DB0

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289DB0	#FFFFFF	#000000	##000000
##289DB0	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E97B1

Deuteranopia (green-blind)

#7B8AB0

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #289db0;
/* rgb */ color: rgb(40, 157, 176);
/* oklch */ color: oklch(64.2% 0.102 211.2);

Tailwind

colors: {
  custom: {
    50: '#79bac7',
    500: '#289db0',
    950: '#000000',
  },
}

SCSS

$custom: #289db0;
$custom-light: #79bac7;
$custom-dark: #000000;

JSON

{
  "hex": "#289db0",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 176
  },
  "hsl": {
    "h": 188.382,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.64213,
    "c": 0.10191,
    "h": 211.2
  },
  "luminance": 0.277
}

Semantic roles & 50–950 ramp

primary

#289DB0

secondary

#C67A6D

accent

#5942E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #289DB0

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

Preview Lab → · Contrast checker → · Palette generator →