#247B8F#247B8F

#247B8F is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.1% C 0.085 H 216.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#247B8F
RGB	rgb(36, 123, 143)
HSL	hsl(191, 60%, 35%)
HSV	hsv(191, 75%, 56%)
CMYK	cmyk(74.8%, 14%, 0%, 43.9%)
CIE-LAB	lab(47.65, -18.30, -18.19)
CIE-LCH	lch(47.65, 25.80, 224.81°)
OKLab	oklab(54.14% -0.0681 -0.0507)
OKLCH	oklch(54.14% 0.085 216.7)
XYZ	xyz(12.7663, 16.5227, 28.4976)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247B8F #8F3824

analogous

#248F6E #247B8F #24458F

triadic

#247B8F #8F247B #7B8F24

tetradic

#247B8F #6E248F #8F3824 #458F24

square

#247B8F #6E248F #8F3824 #458F24

split-complementary

#247B8F #8F2445 #8F6E24

monochromatic

#0B272D #18515E #247B8F #30A5C0 #58BED5

Accessibility & contrast

On white

4.88

#247B8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#247B8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247B8F

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247B8F	#FFFFFF	#000000	##FFFFFF
##247B8F	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7790

Deuteranopia (green-blind)

#5F6C8F

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #247b8f;
/* rgb */ color: rgb(36, 123, 143);
/* oklch */ color: oklch(54.1% 0.085 216.7);

Tailwind

colors: {
  custom: {
    50: '#6fa1af',
    500: '#247b8f',
    950: '#000000',
  },
}

SCSS

$custom: #247b8f;
$custom-light: #6fa1af;
$custom-dark: #000000;

JSON

{
  "hex": "#247b8f",
  "rgb": {
    "r": 36,
    "g": 123,
    "b": 143
  },
  "hsl": {
    "h": 191.215,
    "s": 59.777,
    "l": 35.098
  },
  "oklch": {
    "l": 0.54143,
    "c": 0.08492,
    "h": 216.7
  },
  "luminance": 0.16524
}

Semantic roles & 50–950 ramp

primary

#247B8F

secondary

#B96855

accent

#6245E3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #247B8F

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

Preview Lab → · Contrast checker → · Palette generator →