#237A8B#237A8B

#237A8B is a mid, moderate teal. Relative luminance 0.161; OKLCH L 53.7% C 0.083 H 213.7°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#237A8B
RGB	rgb(35, 122, 139)
HSL	hsl(190, 60%, 34%)
HSV	hsv(190, 75%, 55%)
CMYK	cmyk(74.8%, 12.2%, 0%, 45.5%)
CIE-LAB	lab(47.16, -19.25, -16.59)
CIE-LCH	lch(47.16, 25.41, 220.75°)
OKLab	oklab(53.69% -0.0692 -0.0462)
OKLCH	oklch(53.69% 0.083 213.7)
XYZ	xyz(12.3109, 16.1390, 26.8874)
Luminance	0.1614 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237A8B #8B3423

analogous

#238B68 #237A8B #23468B

triadic

#237A8B #8B237A #7A8B23

tetradic

#237A8B #68238B #8B3423 #468B23

square

#237A8B #68238B #8B3423 #468B23

split-complementary

#237A8B #8B2346 #8B6823

monochromatic

#0A2429 #174F5A #237A8B #2FA5BC #54BFD4

Accessibility & contrast

On white

4.97

#237A8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#237A8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237A8B

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237A8B	#FFFFFF	#000000	##FFFFFF
##237A8B	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E768C

Deuteranopia (green-blind)

#5F6B8B

Tritanopia (blue-blind)

#00817F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #237a8b;
/* rgb */ color: rgb(35, 122, 139);
/* oklch */ color: oklch(53.7% 0.083 213.7);

Tailwind

colors: {
  custom: {
    50: '#6ea0ad',
    500: '#237a8b',
    950: '#000000',
  },
}

SCSS

$custom: #237a8b;
$custom-light: #6ea0ad;
$custom-dark: #000000;

JSON

{
  "hex": "#237a8b",
  "rgb": {
    "r": 35,
    "g": 122,
    "b": 139
  },
  "hsl": {
    "h": 189.808,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.53685,
    "c": 0.08321,
    "h": 213.7
  },
  "luminance": 0.1614
}

Semantic roles & 50–950 ramp

primary

#237A8B

secondary

#B86352

accent

#5F45E3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #237A8B

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

Preview Lab → · Contrast checker → · Palette generator →