#31909B#31909B

#31909B is a mid, moderate teal. Relative luminance 0.230; OKLCH L 60.3% C 0.088 H 206.1°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#31909B
RGB	rgb(49, 144, 155)
HSL	hsl(186, 52%, 40%)
HSV	hsv(186, 68%, 61%)
CMYK	cmyk(68.4%, 7.1%, 0%, 39.2%)
CIE-LAB	lab(55.04, -23.63, -13.92)
CIE-LCH	lch(55.04, 27.42, 210.50°)
OKLab	oklab(60.33% -0.0789 -0.0386)
OKLCH	oklch(60.33% 0.088 206.1)
XYZ	xyz(17.1537, 22.9641, 34.5325)
Luminance	0.2297 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31909B #9B3C31

analogous

#319B71 #31909B #315B9B

triadic

#31909B #9B3190 #909B31

tetradic

#31909B #71319B #9B3C31 #5B9B31

square

#31909B #71319B #9B3C31 #5B9B31

split-complementary

#31909B #9B315B #9B7131

monochromatic

#143A3E #22656D #31909B #45B7C4 #73C9D3

Accessibility & contrast

On white

3.75

#31909B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#31909B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31909B

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31909B	#FFFFFF	#000000	##000000
##31909B	1.00	3.75	5.59	5.59
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848A9C

Deuteranopia (green-blind)

#757F9B

Tritanopia (blue-blind)

#009693

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #31909b;
/* rgb */ color: rgb(49, 144, 155);
/* oklch */ color: oklch(60.3% 0.088 206.1);

Tailwind

colors: {
  custom: {
    50: '#78b1b8',
    500: '#31909b',
    950: '#000000',
  },
}

SCSS

$custom: #31909b;
$custom-light: #78b1b8;
$custom-dark: #000000;

JSON

{
  "hex": "#31909b",
  "rgb": {
    "r": 49,
    "g": 144,
    "b": 155
  },
  "hsl": {
    "h": 186.226,
    "s": 51.961,
    "l": 40
  },
  "oklch": {
    "l": 0.60328,
    "c": 0.08782,
    "h": 206.1
  },
  "luminance": 0.22966
}

Semantic roles & 50–950 ramp

primary

#31909B

secondary

#BB756D

accent

#5B4CDB

background

#F7FAFB

surface

#EEF5F6

border

#C9CFD0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #31909B

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

Preview Lab → · Contrast checker → · Palette generator →