#2A7E9B#2A7E9B

#2A7E9B is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.6% C 0.090 H 225.2°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#2A7E9B
RGB	rgb(42, 126, 155)
HSL	hsl(195, 57%, 39%)
HSV	hsv(195, 73%, 61%)
CMYK	cmyk(72.9%, 18.7%, 0%, 39.2%)
CIE-LAB	lab(49.23, -15.04, -22.80)
CIE-LCH	lch(49.23, 27.31, 236.60°)
OKLab	oklab(55.61% -0.0634 -0.0638)
OKLCH	oklch(55.61% 0.09 225.2)
XYZ	xyz(14.3297, 17.7789, 33.6804)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A7E9B #9B472A

analogous

#2A9B7F #2A7E9B #2A459B

triadic

#2A7E9B #9B2A7E #7E9B2A

tetradic

#2A7E9B #7F2A9B #9B472A #459B2A

square

#2A7E9B #7F2A9B #9B472A #459B2A

split-complementary

#2A7E9B #9B2A45 #9B7F2A

monochromatic

#10303B #1D576B #2A7E9B #39A4C9 #69BAD6

Accessibility & contrast

On white

4.61

#2A7E9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#2A7E9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2A7E9B

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A7E9B	#FFFFFF	#000000	##FFFFFF
##2A7E9B	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7B9C

Deuteranopia (green-blind)

#5F709B

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2a7e9b;
/* rgb */ color: rgb(42, 126, 155);
/* oklch */ color: oklch(55.6% 0.090 225.2);

Tailwind

colors: {
  custom: {
    50: '#73a3b8',
    500: '#2a7e9b',
    950: '#000000',
  },
}

SCSS

$custom: #2a7e9b;
$custom-light: #73a3b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a7e9b",
  "rgb": {
    "r": 42,
    "g": 126,
    "b": 155
  },
  "hsl": {
    "h": 195.398,
    "s": 57.36,
    "l": 38.627
  },
  "oklch": {
    "l": 0.55606,
    "c": 0.08999,
    "h": 225.2
  },
  "luminance": 0.17781
}

Semantic roles & 50–950 ramp

primary

#2A7E9B

secondary

#BD7B64

accent

#6F47E1

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #2A7E9B

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

Preview Lab → · Contrast checker → · Palette generator →