#2B657F#2B657F

#2B657F is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.0% C 0.073 H 230.3°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#2B657F
RGB	rgb(43, 101, 127)
HSL	hsl(199, 49%, 33%)
HSV	hsv(199, 66%, 50%)
CMYK	cmyk(66.1%, 20.5%, 0%, 50.2%)
CIE-LAB	lab(40.17, -10.23, -20.10)
CIE-LCH	lch(40.17, 22.55, 243.03°)
OKLab	oklab(47.99% -0.0466 -0.0562)
OKLCH	oklch(47.99% 0.073 230.3)
XYZ	xyz(9.4792, 11.3523, 21.7662)
Luminance	0.1135 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B657F #7F452B

analogous

#2B7F6F #2B657F #2B3B7F

triadic

#2B657F #7F2B65 #657F2B

tetradic

#2B657F #6F2B7F #7F452B #3B7F2B

square

#2B657F #6F2B7F #7F452B #3B7F2B

split-complementary

#2B657F #7F2B3B #7F6F2B

monochromatic

#0C1C24 #1C4151 #2B657F #3A89AD #5CA7C8

Accessibility & contrast

On white

6.42

#2B657F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#2B657F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B657F

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B657F	#FFFFFF	#000000	##FFFFFF
##2B657F	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586480

Deuteranopia (green-blind)

#4C5B7F

Tritanopia (blue-blind)

#006C6E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2b657f;
/* rgb */ color: rgb(43, 101, 127);
/* oklch */ color: oklch(48.0% 0.073 230.3);

Tailwind

colors: {
  custom: {
    50: '#6e90a4',
    500: '#2b657f',
    950: '#000000',
  },
}

SCSS

$custom: #2b657f;
$custom-light: #6e90a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b657f",
  "rgb": {
    "r": 43,
    "g": 101,
    "b": 127
  },
  "hsl": {
    "h": 198.571,
    "s": 49.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.47988,
    "c": 0.07305,
    "h": 230.3
  },
  "luminance": 0.11353
}

Semantic roles & 50–950 ramp

primary

#2B657F

secondary

#AE7358

accent

#7A4FD9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #2B657F

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

Preview Lab → · Contrast checker → · Palette generator →