#2F657B#2F657B

#2F657B is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 48.0% C 0.067 H 227.3°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#2F657B
RGB	rgb(47, 101, 123)
HSL	hsl(197, 45%, 33%)
HSV	hsv(197, 62%, 48%)
CMYK	cmyk(61.8%, 17.9%, 0%, 51.8%)
CIE-LAB	lab(40.15, -10.80, -17.69)
CIE-LCH	lch(40.15, 20.72, 238.60°)
OKLab	oklab(47.96% -0.0454 -0.0493)
OKLCH	oklch(47.96% 0.067 227.3)
XYZ	xyz(9.3997, 11.3408, 20.4287)
Luminance	0.1134 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F657B #7B452F

analogous

#2F7B6B #2F657B #2F3F7B

triadic

#2F657B #7B2F65 #657B2F

tetradic

#2F657B #6B2F7B #7B452F #3F7B2F

square

#2F657B #6B2F7B #7B452F #3F7B2F

split-complementary

#2F657B #7B2F3F #7B6B2F

monochromatic

#0D1C22 #1E414F #2F657B #4089A7 #62A7C3

Accessibility & contrast

On white

6.43

#2F657B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#2F657B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F657B

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F657B	#FFFFFF	#000000	##FFFFFF
##2F657B	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637C

Deuteranopia (green-blind)

#4F5B7B

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f657b;
/* rgb */ color: rgb(47, 101, 123);
/* oklch */ color: oklch(48.0% 0.067 227.3);

Tailwind

colors: {
  custom: {
    50: '#6f91a1',
    500: '#2f657b',
    950: '#000000',
  },
}

SCSS

$custom: #2f657b;
$custom-light: #6f91a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f657b",
  "rgb": {
    "r": 47,
    "g": 101,
    "b": 123
  },
  "hsl": {
    "h": 197.368,
    "s": 44.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.47959,
    "c": 0.06703,
    "h": 227.3
  },
  "luminance": 0.11342
}

Semantic roles & 50–950 ramp

primary

#2F657B

secondary

#AA735C

accent

#7953D4

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080C0F

muted

#7B7D7E

Preview Lab

Preview with #2F657B

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

Preview Lab → · Contrast checker → · Palette generator →