#2A789B#2A789B

#2A789B is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.1% C 0.092 H 231.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#2A789B
RGB	rgb(42, 120, 155)
HSL	hsl(199, 57%, 39%)
HSV	hsv(199, 73%, 61%)
CMYK	cmyk(72.9%, 22.6%, 0%, 39.2%)
CIE-LAB	lab(47.35, -11.65, -25.70)
CIE-LCH	lch(47.35, 28.21, 245.62°)
OKLab	oklab(54.11% -0.0572 -0.0722)
OKLCH	oklch(54.11% 0.092 231.6)
XYZ	xyz(13.5853, 16.2902, 33.4323)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A789B #9B4D2A

analogous

#2A9B85 #2A789B #2A3F9B

triadic

#2A789B #9B2A78 #789B2A

tetradic

#2A789B #852A9B #9B4D2A #3F9B2A

square

#2A789B #852A9B #9B4D2A #3F9B2A

split-complementary

#2A789B #9B2A3F #9B852A

monochromatic

#102D3B #1D536B #2A789B #399DC9 #69B5D6

Accessibility & contrast

On white

4.93

#2A789B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#2A789B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A789B

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A789B	#FFFFFF	#000000	##FFFFFF
##2A789B	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66779D

Deuteranopia (green-blind)

#576B9A

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2a789b;
/* rgb */ color: rgb(42, 120, 155);
/* oklch */ color: oklch(54.1% 0.092 231.6);

Tailwind

colors: {
  custom: {
    50: '#739fb8',
    500: '#2a789b',
    950: '#000000',
  },
}

SCSS

$custom: #2a789b;
$custom-light: #739fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a789b",
  "rgb": {
    "r": 42,
    "g": 120,
    "b": 155
  },
  "hsl": {
    "h": 198.584,
    "s": 57.36,
    "l": 38.627
  },
  "oklch": {
    "l": 0.54109,
    "c": 0.0921,
    "h": 231.6
  },
  "luminance": 0.16292
}

Semantic roles & 50–950 ramp

primary

#2A789B

secondary

#BD7F64

accent

#7747E1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #2A789B

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

Preview Lab → · Contrast checker → · Palette generator →