#399CAA#399CAA

#399CAA is a light, moderate teal. Relative luminance 0.275; OKLCH L 64.1% C 0.092 H 208.3°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#399CAA
RGB	rgb(57, 156, 170)
HSL	hsl(187, 50%, 45%)
HSV	hsv(187, 66%, 67%)
CMYK	cmyk(66.5%, 8.2%, 0%, 33.3%)
CIE-LAB	lab(59.48, -23.89, -15.73)
CIE-LCH	lch(59.48, 28.60, 213.37°)
OKLab	oklab(64.14% -0.0811 -0.0437)
OKLCH	oklch(64.14% 0.092 208.3)
XYZ	xyz(20.8284, 27.5468, 42.2418)
Luminance	0.2755 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399CAA #AA4739

analogous

#39AA80 #399CAA #3963AA

triadic

#399CAA #AA399C #9CAA39

tetradic

#399CAA #8039AA #AA4739 #63AA39

square

#399CAA #8039AA #AA4739 #63AA39

split-complementary

#399CAA #AA3963 #AA8039

monochromatic

#1A484E #2A727C #399CAA #59BAC7 #87CDD7

Accessibility & contrast

On white

3.23

#399CAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#399CAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399CAA

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399CAA	#FFFFFF	#000000	##000000
##399CAA	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F96AB

Deuteranopia (green-blind)

#7E8AAA

Tritanopia (blue-blind)

#00A3A0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #399caa;
/* rgb */ color: rgb(57, 156, 170);
/* oklch */ color: oklch(64.1% 0.092 208.3);

Tailwind

colors: {
  custom: {
    50: '#7eb9c3',
    500: '#399caa',
    950: '#000000',
  },
}

SCSS

$custom: #399caa;
$custom-light: #7eb9c3;
$custom-dark: #000000;

JSON

{
  "hex": "#399caa",
  "rgb": {
    "r": 57,
    "g": 156,
    "b": 170
  },
  "hsl": {
    "h": 187.434,
    "s": 49.78,
    "l": 44.51
  },
  "oklch": {
    "l": 0.64142,
    "c": 0.09208,
    "h": 208.3
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary

#399CAA

secondary

#C1867E

accent

#604ED9

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #399CAA

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

Preview Lab → · Contrast checker → · Palette generator →