#2A7DB7#2A7DB7

#2A7DB7 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.8% C 0.119 H 243.7°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#2A7DB7
RGB	rgb(42, 125, 183)
HSL	hsl(205, 63%, 44%)
HSV	hsv(205, 77%, 72%)
CMYK	cmyk(77%, 31.7%, 0%, 28.2%)
CIE-LAB	lab(50.19, -4.51, -37.56)
CIE-LCH	lch(50.19, 37.83, 263.15°)
OKLab	oklab(56.79% -0.0527 -0.1065)
OKLCH	oklch(56.79% 0.119 243.7)
XYZ	xyz(16.8324, 18.5764, 47.4890)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A7DB7 #B7642A

analogous

#2AB7AB #2A7DB7 #2A36B7

triadic

#2A7DB7 #B72A7D #7DB72A

tetradic

#2A7DB7 #AB2AB7 #B7642A #36B72A

square

#2A7DB7 #AB2AB7 #B7642A #36B72A

split-complementary

#2A7DB7 #B72A36 #B7AB2A

monochromatic

#133953 #1F5B85 #2A7DB7 #499CD5 #7BB7E1

Accessibility & contrast

On white

4.45

#2A7DB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#2A7DB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A7DB7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A7DB7	#FFFFFF	#000000	##000000
##2A7DB7	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#627FBA

Deuteranopia (green-blind)

#4E72B6

Tritanopia (blue-blind)

#008B92

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #2a7db7;
/* rgb */ color: rgb(42, 125, 183);
/* oklch */ color: oklch(56.8% 0.119 243.7);

Tailwind

colors: {
  custom: {
    50: '#78a2cd',
    500: '#2a7db7',
    950: '#000000',
  },
}

SCSS

$custom: #2a7db7;
$custom-light: #78a2cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a7db7",
  "rgb": {
    "r": 42,
    "g": 125,
    "b": 183
  },
  "hsl": {
    "h": 204.681,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.56788,
    "c": 0.11883,
    "h": 243.7
  },
  "luminance": 0.18578
}

Semantic roles & 50–950 ramp

primary

#2A7DB7

secondary

#C99774

accent

#8542E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #2A7DB7

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

Preview Lab → · Contrast checker → · Palette generator →