#289BB1#289BB1

#289BB1 is a light, moderate teal. Relative luminance 0.271; OKLCH L 63.8% C 0.102 H 213.9°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#289BB1
RGB	rgb(40, 155, 177)
HSL	hsl(190, 63%, 43%)
HSV	hsv(190, 77%, 69%)
CMYK	cmyk(77.4%, 12.4%, 0%, 30.6%)
CIE-LAB	lab(59.03, -23.43, -20.40)
CIE-LCH	lch(59.03, 31.07, 221.05°)
OKLab	oklab(63.76% -0.0848 -0.0569)
OKLCH	oklch(63.76% 0.102 213.9)
XYZ	xyz(20.5288, 27.0656, 45.7287)
Luminance	0.2707 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289BB1 #B13E28

analogous

#28B182 #289BB1 #2856B1

triadic

#289BB1 #B1289B #9BB128

tetradic

#289BB1 #8228B1 #B13E28 #56B128

square

#289BB1 #8228B1 #B13E28 #56B128

split-complementary

#289BB1 #B12856 #B18228

monochromatic

#11444D #1D6F7F #289BB1 #42BDD4 #74CEE0

Accessibility & contrast

On white

3.27

#289BB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#289BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289BB1

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289BB1	#FFFFFF	#000000	##000000
##289BB1	1.00	3.27	6.41	6.41
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B96B2

Deuteranopia (green-blind)

#7988B1

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #289bb1;
/* rgb */ color: rgb(40, 155, 177);
/* oklch */ color: oklch(63.8% 0.102 213.9);

Tailwind

colors: {
  custom: {
    50: '#79b8c8',
    500: '#289bb1',
    950: '#000000',
  },
}

SCSS

$custom: #289bb1;
$custom-light: #79b8c8;
$custom-dark: #000000;

JSON

{
  "hex": "#289bb1",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 177
  },
  "hsl": {
    "h": 189.635,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.63758,
    "c": 0.1021,
    "h": 213.9
  },
  "luminance": 0.27068
}

Semantic roles & 50–950 ramp

primary

#289BB1

secondary

#C77C6E

accent

#5C42E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #289BB1

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

Preview Lab → · Contrast checker → · Palette generator →